Daily Dive #112 · Prompt 3 of 7 · November 4, 2026
Krillion answers: “Name something that's naturally blue”
Krillion accepted 3,880 answers for this prompt: 1 One in a Krillion, 3719 Deep Cut, 132 Rare, 20 Schooler and 8 Plankton. The 100-point gem starts with “M” — it is listed first below, followed by every other answer from rarest to most common.
One in a Krillion: Marble berry. Its blue is the most intense color of any known biological material.
3880 accepted answers
One in a Krillion · 100 pts (1)
- Marble berryIts blue is the most intense color of any known biological material.
Deep Cut · 85 pts (3719)
- Aberrant oakblue
- Abyss Pool
- Abyssinian roller
- Acacia blue
- Achernar
- Achilles morpho
- Acmon blue
- Acrab
- Acrux
- Adhara
- Adonis blue
- Aedon Blue
- Aega morpho
- Aerinite
- Afghan meadow blue
- Afghanite
- Afra cichlid
- African babul blue
- African blue flycatcher
- African Blue Tiger
- African blue tit
- African Blue-lined Dottyback
- African grass blue
- African Line Blue
- African pitta
- African pygmy kingfisher
- African red-rumped swallow
- African swamphen
- African turquoise killifish
- Agami heron
- Aganisia cyanea
- Agave americana
- Ageratum
- Agua Azul
- Aheylite
- Aitutaki Lagoon
- Ajoite
- Akchour
- Albacore
- Alcon blue
- Alcyone
- Algol
- Alison's blue devil
- Alkaid
- Alkali bluet
- Allegheny Monkey Flower
- Allen's gallinule
- Allison's anole
- Alnair
- Alnilam
- Alnitak
- Alpersite
- Alpha Pavonis
- Alpheratz
- Alpine Blue
- Alpine forget-me-not
- Alpine mountain blue
- Alpine newt
- Alpine She-Oak Slender Bluetongue
- Alpine squill
- Alpine zephyr blue
- Alternative Bush Blue
- Aludra
- Amanda's blue
- Amargosa pupfish
- Amazonian grosbeak
- Amazonian motmot
- Amazonite
- Amber Fig-Tree Blue
- Amber Mountain rock thrush
- Amelia's blue-spotted charaxes
- American Bellflower
- American cliff swallow
- American Dragonhead
- American Pasqueflower
- American Speedwell
- American Vetch
- Anatolian Black-Eyed Blue
- Anatolian white-blue
- Anatolian Zephyr Blue
- Anchored water hyacinth
- Ancilla dotted blue
- Ancyra blue
- Andaman tailless oakblue
- Andean motmot
- Andyrobertsite
- Angelite
- Angelonia
- Angola Bluet
- Angola swallow
- Angolan Blue Duiker
- Angolan Blue-tailed Skink
- Anise hyssop
- Aniseed funnel
- Anna's Blue
- Anna's chromodoris
- Anomalous Ciliate Blue
- Anorthominasragrite
- Antillean Bluet
- Antinori's Branded Blue
- Aphyllanthes
- Appalachian azure
- Aquaprase
- Arabian angelfish
- Arabian Blue-striped Snapper
- Arabian bluestriped dottyback
- Arctic blue
- Arctic bluet
- Arctic lupine
- Argentine Blue-billed Duck
- Argentine pearl
- Arhbarite
- Arid Bronze Azure
- Aristea
- Arizona cypress
- Arnold's Ciliate Blue
- Arrow-leaved Violet
- Arrowhead blue
- Arrowwood viburnum
- Arroyo bluet
- Arsenocrandallite
- Aruba whiptail
- Arupite
- Ashburtonite
- Ashen Smoky Blue
- Asian blue worm
- Asian fairy-bluebird
- Asian house martin
- Astor argus blue
- Astrocyanite
- Atlantic blue tang
- Atlantic bluefin tuna
- Atlantic bluet
- Atlantic bonito
- Atlantic mackerel
- Atlas Blue
- Attenuated Bluet
- Attikaite
- Aubertite
- Audeod's Bush Blue
- Augrabies flat lizard
- Aulonocara blue gold
- Auratus cichlid
- Aurichalcite
- Aurora bluetail
- Australian bluebell
- Australian Bluespotted Maskray
- Azerbaijani Navy Blue
- Azul Bahia
- Azul Macaubas
- Azul River
- Azure bluet
- Azure chalkhill blue
- Azure damsel
- Azure damselfly
- Azure Dancer
- Azure Darner
- Azure dollarbird
- Azure Flatwing
- Azure funnel
- Azure gallinule
- Azure Hairstreak
- Azure hawker
- Azure jay
- Azure kingfisher
- Azure moonbeam
- Azure mountain blue
- Azure Opal
- Azure parrotfish
- Azure royal
- Azure Sand Grasshopper
- Azure sapphire
- Azure tit
- Azure vase sponge
- Azure-breasted pitta
- Azure-crested flycatcher
- Azure-crowned hummingbird
- Azure-hooded jay
- Azure-naped jay
- Azure-rumped tanager
- Azure-shouldered tanager
- Azure-tailed skink
- Azure-Winged Eurybia Butterfly
- Azure-winged magpie
- Azurite
- Azurmalachite
- Babault's Zebra Blue
- Baby blue eyes
- Badham's Blue
- Bahama swallow
- Baja azure
- Baja blue rock lizard
- Baja Bluet
- Baker River
- Baking Powder Flat Blue
- Bale Mountains vervet
- Bali myna
- Bálint's meadow blue
- Ballochs Blue-eye
- Balloon flower
- Balos
- Baluchi jewel blue
- Banana wrasse
- Banda sea pitta
- Banded blue pierrot
- Banded cotinga
- Banded demoiselle
- Banded kingfisher
- Banded lineblue
- Banded sea krait
- Bandylite
- Baoruco Blue Anole
- Bar-bellied pitta
- Barahonaite
- Barbour's blue-tailed skink
- Barka indigobird
- Barker's smoky blue
- Barnes' blue
- Barroisite
- Basotho blue
- Bassin Bleu
- Batanta blue rainbowfish
- Baton blue
- Bauer's square-spotted blue
- Baviaanskloof blue
- Bavius blue
- Bay-headed tanager
- Bazzite
- Beach kingfisher
- Beaked yucca
- Beautiful blue
- Beautiful demoiselle
- Beautiful jay
- Beautiful meadow blue
- Beautiful nuthatch
- Beautiful zebra blue
- Bellatrix
- Bellier's blue
- Belted kingfisher
- Benitoite
- Bernardino blue
- Beryl-spangled tanager
- Bhutan oakblue
- Bhutya lineblue
- Biak hooded pitta
- Biak paradise kingfisher
- Bicolor angelfish
- Bicolor parrotfish
- Bicolored hedge blue
- Bifid plushblue
- Big blue dancer
- Big blue pinkgill
- Big bluet
- Big-bract verbena
- Big-mouth hap
- Bigeye tuna
- Bimmah Sinkhole
- Binga la blue
- Birchite
- Bird wrasse
- Bird's-eye speedwell
- Birdfoot violet
- Bismarck kingfisher
- Bismarck palm
- Bismarck pitta
- Bitter-bush blue
- Black and blue pupfish
- Black ant-blue
- Black bee-eater
- Black marlin
- Black-and-blue emperor
- Black-and-rufous swallow
- Black-axil chromis
- Black-backed dwarf kingfisher
- Black-backed swamphen
- Black-capped kingfisher
- Black-capped lory
- Black-capped paradise kingfisher
- Black-chested jay
- Black-collared jay
- Black-collared swallow
- Black-crowned pitta
- Black-eyed blue
- Black-faced dacnis
- Black-faced pitta
- Black-headed jay
- Black-heart branded blue
- Black-legged dacnis
- Black-naped monarch
- Black-patched bluemark
- Black-spotted blue
- Black-tailed skimmer
- Black-throated blue robin
- Black-throated blue warbler
- Black-throated jay
- Black-throated magpie-jay
- Black-tipped darner
- Black-veined ant-blue
- Blackened bluewing
- Blackfin tuna
- Blackish-blue seedeater
- Blackspot tuskfish
- Blackwater bluet
- Bláhver
- Blanket octopus
- Blautopf
- Bleher's blue-eye
- Blesi
- Blotched blue-tongued skink
- Blotched dusky-blue
- Blotched sapphire
- Blue acara
- Blue acei
- Blue admiral
- Blue Afrikaner
- Blue agama
- Blue alfalfa aphid
- Blue aloe
- Blue amber
- Blue anchovy
- Blue and gold blenny
- Blue and gold damsel
- Blue and gold fusilier
- Blue and gold snapper
- Blue and orange pipefish
- Blue and pink sea star
- Blue and red shrimp
- Blue and yellow grouper
- Blue and yellow monocle bream
- Blue angelfish
- Blue anole
- Blue ant
- Blue antler orchid
- Blue apatite
- Blue aragonite
- Blue argus
- Blue assessor
- Blue Atacama snailfish
- Blue Atlas cedar
- Blue aventurine
- Blue badis
- Blue Banana squash
- Blue barite
- Blue baron
- Blue barrel cactus
- Blue Basin
- Blue basker
- Blue bastard
- Blue bat star
- Blue Bay
- Blue bead lily
- Blue bear
- Blue beard orchid
- Blue beauty snake
- Blue begum
- Blue bell tunicate
- Blue bird of paradise
- Blue bladderwort
- Blue blanquillo
- Blue blubber jellyfish
- Blue bobo
- Blue botia
- Blue Boxfish
- Blue bream
- Blue brittle star
- Blue Bronzeback
- Blue bunting
- Blue butterfish
- Blue button jellyfish
- Blue cabbage bleb
- Blue cabong
- Blue cactus borer
- Blue calamintha bee
- Blue calcite
- Blue caliph
- Blue Caribbean sponge
- Blue carpenter bee
- Blue Cascader
- Blue catfish
- Blue Cave (Biševo)
- Blue Cave (Kastellorizo)
- Blue Cave (Montenegro)
- Blue Cave (Okinawa)
- Blue Cave (Penghu)
- Blue Caves (Zakynthos)
- Blue cereus
- Blue chaffinch
- Blue chalcedony
- Blue chalk sticks
- Blue chanterelle
- Blue charaxes
- Blue Chaser
- Blue Chevron Butterflyfish
- Blue china orchid
- Blue chromis
- Blue chub
- Blue cod
- Blue cohosh
- Blue columnar cactus
- Blue copper
- Blue Cora
- Blue coral snake
- Blue corporal
- Blue corydoras
- Blue cotinga
- Blue coua
- Blue crane
- Blue cranesbill
- Blue crested lizard
- Blue Croaker
- Blue Crust Coral
- Blue cubehead
- Blue cuckooshrike
- Blue curls
- Blue cycad
- Blue cypress pine
- Blue dacnis
- Blue damsel betta
- Blue Dandy
- Blue danio
- Blue darkie
- Blue darter
- Blue Dartfish
- Blue dasher
- Blue daze
- Blue death feigning beetle
- Blue Deepsea Skate
- Blue Demon Charaxes
- Blue devil damselfish
- Blue dew-moss
- Blue dewlap anole
- Blue Diamond Characin
- Blue dicks
- Blue disa
- Blue discus
- Blue dolphin cichlid
- Blue Dot Triplefin
- Blue Douglas fir
- Blue drummer
- Blue duchess
- Blue duck
- Blue Duffer
- Blue duiker
- Blue duke
- Blue eared pheasant
- Blue edge pinkgill
- Blue elderberry
- Blue Emperor Tetra
- Blue encrusting sponge
- Blue Eye (Albania)
- Blue false indigo
- Blue fang tarantula
- Blue Featherleg
- Blue fenugreek
- Blue fescue
- Blue fiesta flower
- Blue finch
- Blue finned mahseer
- Blue Flash
- Blue Flash Nebula
- Blue flasher
- Blue flasher-wrasse
- Blue Flatwing
- Blue fleabane
- Blue fluorite
- Blue flyingfish
- Blue forester
- Blue fungus beetle
- Blue funnel lily
- Blue fusilier
- Blue garnet
- Blue gem
- Blue ghost firefly
- Blue ginger
- Blue ginger lily
- Blue girl
- Blue Glacier
- Blue glassy tiger
- Blue globe onion
- Blue goatfish
- Blue goose
- Blue gourami
- Blue grenadier
- Blue groper
- Blue grosbeak
- Blue Grotto
- Blue Grotto (Florida)
- Blue Grotto (Malta)
- Blue ground beetle
- Blue ground dove
- Blue gudgeon dartfish
- Blue gularis
- Blue hake
- Blue halite
- Blue hamlet
- Blue hana goby
- Blue Hare
- Blue Harvest pumpkin
- Blue hawker
- Blue Helen swallowtail
- Blue hemimorphite
- Blue herring
- Blue Hole (Castalia)
- Blue Hole (Dahab)
- Blue Hole (Gozo)
- Blue Hole (Guam)
- Blue Hole (Jamaica)
- Blue Hole (New Mexico)
- Blue Hole (Wimberley)
- Blue Holes (Palau)
- Blue holly
- Blue horntail
- Blue Horsehead Nebula
- Blue hosta
- Blue hottentot
- Blue Hubbard squash
- Blue humphead parrotfish
- Blue Ice pumpkin
- Blue impatiens
- Blue imperial
- Blue iris-skipper
- Blue jack mackerel
- Blue jade
- Blue jeans frog
- Blue jellyskin
- Blue jet
- Blue jewel
- Blue jewel-babbler
- Blue John
- Blue kabocha
- Blue Kauri
- Blue killi
- Blue king crab
- Blue king crow
- Blue knifefish
- Blue korhaan
- Blue koura
- Blue krait
- Blue lace agate
- Blue lace flower
- Blue Lagoon (Comino)
- Blue Lagoon (Dahab)
- Blue Lagoon (Fiji)
- Blue Lagoon (Jamaica)
- Blue Lagoon (Lizard Island)
- Blue Lagoon (Pagudpud)
- Blue Lagoon (Vang Vieng)
- Blue Lagoon (Vanuatu)
- Blue lampeye
- Blue land crab
- Blue lanternfish
- Blue lasaia
- Blue latan palm
- Blue leaf blue
- Blue leopard corydoras
- Blue leschenaultia
- Blue lettuce
- Blue lilly pilly
- Blue limia
- Blue line rasbora
- Blue Ling
- Blue lingcod
- Blue lollipop tunicate
- Blue lorikeet
- Blue lovegrass
- Blue lyme grass
- Blue lyretail
- Blue mackerel
- Blue magpie
- Blue malkoha
- Blue mallee
- Blue manakin
- Blue maomao
- Blue mason bee
- Blue Mauritius Angelfish
- Blue mbuna
- Blue Mediterranean fan palm
- Blue Mesa
- Blue metalmark
- Blue Mexican fan palm
- Blue Mint Beetle
- Blue mistflower
- Blue mockingbird
- Blue moki
- Blue moon butterfly
- Blue moon danio
- Blue Moon Valley
- Blue moonbeam
- Blue moonwort
- Blue moor grass
- Blue mormon
- Blue morwong
- Blue Mountains (Jamaica)
- Blue Mountains (Niger)
- Blue Mountains (Pacific Northwest)
- Blue mud dauber
- Blue Mud Plantain
- Blue mud-hopper
- Blue mushroom coral
- Blue nawab
- Blue neon peacock
- Blue nevus
- Blue noddy
- Blue notho
- Blue notobranch
- Blue notothenia
- Blue nun
- Blue nuthatch
- Blue oak
- Blue oakleaf
- Blue oat grass
- Blue olive berry
- Blue opal
- Blue orchard bee
- Blue Orchid Aulonocara
- Blue Ornate Spiny Lizard
- Blue oxalis
- Blue oyster mushroom
- Blue paidle
- Blue palo verde
- Blue panchax
- Blue pansy butterfly
- Blue paradise flycatcher
- Blue passionflower
- Blue pea (Psoralea)
- Blue peacock cichlid
- Blue Pepper-pot Beetle
- Blue Perch
- Blue petrel
- Blue phantom pleco
- Blue Pigeon
- Blue pimpernel
- Blue pine
- Blue pinkgill
- Blue pitta
- Blue Plunderer
- Blue Policeman
- Blue Pond (Biei)
- Blue Pool (Dorset)
- Blue Pools (Makarora)
- Blue Poppy Seeds
- Blue posy
- Blue potato bush
- Blue primrose
- Blue Prince pumpkin
- Blue Pseudoceros flatworm
- Blue pygmy skate
- Blue quail
- Blue quandong
- Blue racer
- Blue Racquetball Nebula
- Blue Rainbow lizard
- Blue razorfish
- Blue Red-Eye
- Blue ribbon demoiselle
- Blue ringtail
- Blue River Crab
- Blue riverdamsel
- Blue Rivulus
- Blue Rock Skimmer
- Blue rock thrush
- Blue rockfish
- Blue roella
- Blue Room (Curaçao)
- Blue roundhead
- Blue Rove-Beetle
- Blue royal
- Blue rubi
- Blue rue
- Blue rug juniper
- Blue runner
- Blue rush
- Blue sage (Eranthemum)
- Blue Sailer
- Blue salmon catfish
- Blue Sansevieria
- Blue satin flower
- blue sawwing
- Blue sclera
- Blue sea cat
- Blue sea catfish
- Blue sea cucumber
- Blue sea squirt
- Blue seaperch
- Blue sedge
- Blue seedeater
- Blue Shag
- Blue sheep
- Blue shieldbug
- Blue shiner
- blue shortwing
- Blue skimmer
- Blue Slim
- Blue Smalltooth Jobfish
- Blue smithsonite
- Blue Snaggletooth
- Blue snakeweed
- Blue Snapper
- Blue Snowball Nebula
- Blue Soldier Beetle
- Blue soldier fly
- Blue Spanish fir
- Blue spinel
- Blue spiny lizard
- Blue Spiny Lobster
- blue spiny starfish
- Blue sporrie
- blue spot rock lobster
- Blue spot slug
- Blue spotted dascylus
- Blue sprat
- Blue Spring
- Blue Spring (Florida)
- Blue spruce sedum
- Blue Squirrelfish
- Blue star creeper
- Blue star fern
- Blue star juniper
- Blue star tulip
- Blue stick insect
- Blue stiliger
- Blue straggler
- Blue streak hap
- Blue stream goby
- Blue sucker
- Blue supergiant
- Blue swallow
- Blue swimming crab
- Blue switchgrass
- Blue tetra
- Blue throatwort
- Blue tick of South Africa
- Blue tiger
- Blue Tiger Mola
- Blue tilapia
- Blue tinsel lily
- Blue toadflax
- Blue Tonga mushroom anemone
- Blue tooth
- Blue Tree Iguana
- Blue tree monitor
- Blue trevally
- Blue triggerfish
- Blue trumpet vine
- Blue tulp
- Blue turbo snail
- Blue tuskfish
- Blue umbrella
- Blue unicornfish
- Blue Vagrant
- Blue velvet angelfish
- Blue velvet headshield slug
- Blue Vermiculate Angelfish
- Blue vervain
- Blue Victoria mouthbrooder
- Blue viper
- Blue warehou
- Blue waterhyssop
- Blue waxbill
- Blue webcap
- Blue weed whiting
- Blue weevil
- Blue whale catfish
- Blue wheat
- Blue Whiptail
- Blue whistling thrush
- Blue whiting
- Blue wildebeest
- Blue willow beetle
- Blue Wisp
- Blue Wood Aster
- Blue wrasse
- Blue Yellowwing
- Blue zebra cichlid
- Blue zircon
- Blue-and-black tanager
- Blue-and-gold tanager
- Blue-and-orange eighty-eight
- Blue-and-orange threadtail
- Blue-and-red-spotted goby
- Blue-and-white flycatcher
- Blue-and-white kingfisher
- Blue-and-white mockingbird
- Blue-and-white swallow
- Blue-and-yellow chromis
- Blue-and-yellow tanager
- Blue-and-yellow wrasse
- Blue-axil chromis
- Blue-backed angelfish
- Blue-backed basslet
- Blue-backed conebill
- Blue-backed manakin
- Blue-backed parrot
- Blue-backed silver biddy
- Blue-backed tanager
- Blue-banded angelfish
- Blue-banded bee
- Blue-banded eagle ray
- Blue-banded eggfly
- Blue-banded king crow
- Blue-banded longtail
- Blue-banded parrotfish
- Blue-banded pitta
- Blue-banded pualu
- Blue-banded scratcher
- Blue-banded sea snake
- Blue-banded skipper
- Blue-banded toucanet
- Blue-banded whiptail
- Blue-barred dwarfgoby
- Blue-barred parrotfish
- Blue-barred ribbon goby
- Blue-barred shrimp goby
- Blue-based skipper
- Blue-based theope
- Blue-bearded bee-eater
- Blue-bearded helmetcrest
- Blue-bellied black snake
- Blue-bellied parrot
- Blue-bellied poison frog
- Blue-bellied Ridgeback Agama
- Blue-bellied roller
- Blue-billed black tyrant
- Blue-billed curassow
- Blue-billed duck
- Blue-billed Firefinch
- Blue-billed malimbe
- Blue-billed teal
- Blue-black grassquit
- Blue-black grosbeak
- Blue-black kingfisher
- Blue-Black Mullet
- Blue-black Plated Sand Lizard
- Blue-black Soil Slug
- Blue-black spider wasp
- Blue-black urchin
- Blue-Black Zebra
- Blue-bodied blowfly
- Blue-Bordered Carpet
- Blue-branded king crow
- Blue-breasted banded rail
- Blue-breasted bee-eater
- Blue-breasted blue flycatcher
- Blue-breasted fairywren
- Blue-breasted kingfisher
- Blue-breasted Parrot
- Blue-breasted Pitta
- Blue-bronze sea chub
- Blue-browed tanager
- Blue-capped cordon-bleu
- Blue-capped fruit dove
- Blue-capped Hummingbird
- Blue-capped ifrit
- Blue-capped kingfisher
- Blue-capped manakin
- Blue-capped motmot
- Blue-capped puffleg
- Blue-capped redstart
- Blue-capped rock thrush
- Blue-capped tanager
- Blue-celled purplewing
- Blue-cheeked amazon
- Blue-cheeked bee-eater
- Blue-cheeked butterflyfish
- Blue-cheeked Flowerpecker
- Blue-chested hummingbird
- Blue-chinned Barbet
- Blue-chinned sapphire
- Blue-collared firetip
- Blue-collared parrot
- Blue-cowled Barbet
- Blue-crowned chlorophonia
- Blue-crowned Euphonia
- Blue-crowned hanging parrot
- Blue-crowned laughingthrush
- Blue-crowned lorikeet
- Blue-crowned parakeet
- Blue-crowned racket-tail
- Blue-crowned trogon
- Blue-dotted coral trout
- Blue-dusted elfin
- Blue-eared barbet
- Blue-eared kingfisher
- Blue-eared lory
- Blue-eye catfish
- Blue-eye cichlid
- Blue-eye damsel
- Blue-eye panaque
- Blue-eye siphonfish
- Blue-eye whiplash squid
- Blue-eyed African daisy
- Blue-eyed Anglehead Lizard
- Blue-eyed Aquatic Treefrog
- Blue-eyed black lemur
- Blue-eyed bobtail squid
- Blue-eyed Cardinalfish
- Blue-eyed cockatoo
- Blue-eyed Cuscus
- Blue-eyed darner
- Blue-eyed Goldenring
- Blue-eyed grass
- Blue-eyed Ground Dove
- Blue-eyed Hawker
- Blue-eyed Hooktail
- Blue-eyed Litter Frog
- Blue-eyed rock crab
- Blue-eyed sailor
- Blue-eyed Setwing
- Blue-eyed Spotted Cuscus
- Blue-eyed Triplefin
- Blue-eyed Twig Anole
- Blue-faced Darner
- Blue-faced Featherleg
- Blue-faced honeyeater
- Blue-faced Jewel
- Blue-faced malkoha
- Blue-faced meadowhawk
- Blue-faced parrotfinch
- Blue-faced Parrotfish
- Blue-faced rail
- Blue-faced Ringtail
- Blue-faced Sprite
- Blue-fin panaque
- Blue-fin wrasse
- Blue-finned Ghost Pipefish
- Blue-finned Rock Cod
- Blue-flanked Treefrog
- Blue-flash skipper
- Blue-fronted blue flycatcher
- Blue-fronted dancer
- Blue-fronted emerald
- Blue-fronted fig parrot
- Blue-fronted jewel
- Blue-fronted lancebill
- Blue-fronted lorikeet
- Blue-fronted parrotlet
- Blue-fronted redstart
- Blue-fronted robin
- Blue-fronted threadtail
- Blue-fronted waxtail
- Blue-frosted banner
- Blue-glossed skipper
- Blue-gray carpet shark
- Blue-gray dancer
- Blue-gray fire-bellied newt
- Blue-gray gnatcatcher
- Blue-gray lasaia
- Blue-gray robin
- Blue-gray satyr
- Blue-gray taildropper
- Blue-gray tanager
- Blue-green bird wrasse
- Blue-green bottle fly
- Blue-green chromis
- Blue-green citrus root weevil
- Blue-green elfcup
- Blue-green orchard bee
- Blue-green pinkgill
- Blue-green sharpshooter
- Blue-green smooth-throated lizard
- Blue-green snapper
- Blue-green sprite
- Blue-grey sea snake
- Blue-haired skipper
- Blue-head combtooth blenny
- Blue-head slender-wrasse
- Blue-headed bee-eater
- Blue-headed coucal
- Blue-headed crested flycatcher
- Blue-headed fantail
- Blue-headed forest skink
- Blue-headed hummingbird
- Blue-headed kingfisher
- Blue-headed macaw
- Blue-headed parrot
- Blue-headed pitta
- Blue-headed quail-dove
- Blue-headed racket-tail
- Blue-headed sapphire
- Blue-headed sunbird
- Blue-headed vireo
- Blue-headed wagtail
- Blue-headed wood dove
- Blue-hooded euphonia
- Blue-leg Poso shrimp
- Blue-legged chameleon
- Blue-legged grasshopper
- Blue-legged hairy grasshopper
- Blue-legged locust
- Blue-legged macrotona
- Blue-legged mantella
- Blue-legged sylvan katydid
- Blue-lined chiton
- Blue-lined coralgrouper
- Blue-lined goatfish
- Blue-lined grouper
- Blue-lined leatherjacket
- Blue-lined octopus
- Blue-lined prettyfin
- Blue-lined rabbitfish
- Blue-lined sea bream
- Blue-lined squirrelfish
- Blue-lined triggerfish
- Blue-lined wrasse
- Blue-lip anemonefish
- Blue-lipped bristletooth
- Blue-lipped Forest Anole
- Blue-lipped sea krait
- Blue-Lipped Tree Lizard
- Blue-lored antbird
- Blue-mantled crested flycatcher
- Blue-mantled thornbill
- Blue-margin fairy wrasse
- Blue-masked leafbird
- Blue-moustached Barbet
- Blue-moustached bee-eater
- Blue-mouthed Skink
- Blue-naped chlorophonia
- Blue-naped mousebird
- Blue-naped parrot
- Blue-naped pitta
- Blue-necked jacamar
- Blue-Necked Keelback
- Blue-necked tanager
- Blue-nose wrasse
- Blue-nosed chameleon
- Blue-nosed grubfish
- Blue-nosed Jewel
- Blue-nosed monocle-bream
- Blue-peppered damsel
- Blue-point flag cichlid
- Blue-pored polypore
- Blue-rayed limpet
- Blue-red Colombian tetra
- Blue-redstripe danio
- Blue-ring sea hare
- Blue-ring topsnail
- Blue-ringed dancer
- Blue-rumped manakin
- Blue-rumped parrot
- Blue-rumped pitta
- Blue-saddled tilefish
- Blue-scribbled damselfish
- Blue-shouldered cornuted shadowdamsel
- Blue-shouldered robin-chat
- Blue-shouldered Threadtail
- Blue-shouldered Yellowwing
- Blue-sided Sprite
- Blue-sided tree frog
- Blue-sided wrasse
- Blue-spangled emperor
- Blue-speckled Forest-skink
- Blue-speckled nudibranch
- Blue-speckled prawn goby
- Blue-speckled rubble goby
- Blue-spined trevally
- Blue-spot Blenny
- Blue-spot coral cod
- Blue-spot damsel
- Blue-spot hairstreak
- Blue-spot oxynoe
- Blue-spotted angelfish
- Blue-spotted Basslet
- Blue-spotted blenniella
- Blue-spotted blenny
- Blue-spotted boxfish
- Blue-spotted bristletooth
- Blue-spotted Bushfrog
- Blue-spotted charaxes
- Blue-spotted chromis
- Blue-spotted cloak-and-dagger bee
- Blue-spotted comet darner
- Blue-spotted Coral Goby
- Blue-spotted cornetfish
- Blue-spotted crow
- Blue-spotted damselfish
- Blue-spotted demoiselle
- Blue-spotted dottyback
- Blue-spotted dusk-hawker
- Blue-spotted emperor
- Blue-spotted Fan Anole
- Blue-spotted flathead
- Blue-spotted flatwing
- Blue-spotted girdled lizard
- Blue-spotted goatfish
- Blue-spotted goby
- Blue-spotted groper
- Blue-spotted grouper
- Blue-spotted hawker
- Blue-spotted hill trout
- Blue-spotted jawfish
- Blue-spotted jewel moth
- Blue-spotted Large-eye Bream
- Blue-spotted Leatherjacket
- Blue-spotted maskray
- Blue-spotted Mexican Treefrog
- Blue-spotted mud-goby
- Blue-spotted mudskipper
- Blue-spotted parrotfish
- Blue-spotted pipefish
- Blue-spotted Pricklyleg
- Blue-spotted puffer
- Blue-spotted ruddertail dragonet
- Blue-spotted salamander
- Blue-spotted sand-diver
- Blue-spotted sand-dragonet
- Blue-spotted sea hare
- Blue-spotted Sea-perch
- Blue-spotted spinefoot
- Blue-spotted spiny lizard
- Blue-spotted stingray
- Blue-spotted sunfish
- Blue-spotted tilapia
- Blue-spotted Toad
- Blue-spotted trevally
- Blue-spotted urchin
- Blue-spotted watchman goby
- Blue-spotted Wood Dove
- Blue-spotted wood lizard
- Blue-spotted wrasse
- Blue-stitched eighty-eight
- Blue-streak fusilier
- Blue-streaked lory
- Blue-stripe flasher
- Blue-stripe pygmy goby
- Blue-stripe spinecheek
- Blue-striped butterflyfish
- Blue-striped cardinalfish
- Blue-striped Dottyback
- Blue-striped garter snake
- Blue-striped mime
- Blue-striped Orange Tamarin
- Blue-striped palmfly
- Blue-striped Spreadwing
- Blue-Studded Skipper
- Blue-tailed balao
- Blue-tailed bee-eater
- Blue-tailed damselfly
- Blue-tailed day gecko
- Blue-tailed emerald
- Blue-tailed Finesnout Ctenotus
- Blue-tailed Galliwasp
- Blue-tailed gliding lizard
- Blue-tailed hummingbird
- Blue-tailed Imperial-pigeon
- Blue-tailed monitor
- Blue-tailed Oman Lizard
- Blue-tailed pitta
- Blue-tailed Sandveld Lizard
- Blue-tailed Skimmer
- Blue-tailed skink
- Blue-tailed Snake-eyed Skink
- Blue-tailed Trogon
- Blue-thighed Treefrog
- Blue-throated agama
- Blue-throated barbet
- Blue-throated bee-eater
- Blue-throated blue flycatcher
- Blue-throated brown sunbird
- Blue-throated conure
- Blue-throated fairy wrasse
- Blue-throated hillstar
- Blue-throated keeled lizard
- Blue-throated macaw
- Blue-throated motmot
- Blue-throated mountaingem
- Blue-throated piping guan
- Blue-throated Rainbow-skink
- Blue-throated roller
- Blue-throated sapphire
- Blue-throated starfrontlet
- Blue-throated Tanager
- Blue-throated toucanet
- Blue-throated wrasse
- Blue-tipped dancer
- Blue-tipped Dasher
- Blue-tipped Helicopter
- Blue-tipped Jewel
- Blue-tipped Yellowwing
- Blue-toothed tuskfish
- Blue-topped satyr
- Blue-tufted starthroat
- Blue-vented hummingbird
- Blue-wattled bulbul
- Blue-whiskered tanager
- Blue-winged eurybia
- Blue-winged goose
- Blue-winged grasshopper
- Blue-winged Helicopter
- Blue-winged kookaburra
- Blue-winged laughingthrush
- Blue-winged leafbird
- Blue-winged locust
- Blue-winged macaw
- Blue-winged minla
- Blue-winged mountain tanager
- Blue-Winged Olive
- Blue-winged parakeet
- Blue-winged parrot
- Blue-winged pitta
- Blue-winged racket-tail
- Blue-winged teal
- Blue-winged warbler
- Blue-winged wasp
- Blueback blue eye
- Blueback damsel
- Blueback herring
- Blueback pupfish
- Blueback salmon
- Blueback Sardinella
- Blueback sprat
- Blueback trout
- Blueband dragonfish
- Blueband glider goby
- Blueband hagfish
- Blueband whiptail
- Bluebanded bellowsfish
- Bluebanded damselfish
- Bluebanded goby
- Bluebarred prickleback
- Bluebarred pygmy sunfish
- Bluebeard
- Bluebell creeper
- Bluebelly coralblenny
- Bluebelly Java Snake
- Bluebelly Kukri Snake
- Bluebelly Lizard
- Bluebelly toby
- Blueberry ash
- Blueblotch butterflyfish
- Bluebolt
- Bluebone
- Bluebottle fish
- Bluebreast darter
- Bluebug
- Bluebush
- Bluecheek silver grunt
- Bluechin gilded triggerfish
- Bluechin parrotfish
- Bluechin xenocara
- Blueclaw Chimney Crawfish
- Bluecoral ghost goby
- Bluecup
- Bluedotted damsel
- Blueface angelfish
- Blueface darter
- Bluefin damsel
- Bluefin Driftfish
- Bluefin fangblenny
- Bluefin Killifish
- Bluefin Leatherjacket
- Bluefin notho
- Bluefin searcher
- Bluefin searobin
- Bluefin Stoneroller
- Bluefin trevally
- Bluefinned Butterfish
- Blueflower butterwort
- Bluegill bully
- Bluegill longfin
- Bluegill notothen
- Bluegirdled angelfish
- Bluegold Goby
- Bluegreen Lampeye
- Bluegrey mbuna
- Bluehead butterflyfish
- Bluehead chub
- Bluehead demoiselle
- Bluehead shiner
- Bluehead sucker
- Bluehead tilefish
- Bluehead wrasse
- Bluehearts
- Bluelashed butterflyfish
- Blueleg hermit crab
- Blueline chromis
- Blueline demoiselle
- Blueline flagtail goby
- Blueline Gindai
- Blueline Tilefish
- Bluelined angelfish
- Bluelined dottyback
- Bluelined shrimpgoby
- Bluelined surgeonfish
- Bluelip Haplo
- Bluelip parrotfish
- Bluemargin dartfish
- Bluemarked drombus
- Bluemask darter
- Bluemoon parrotfish
- Bluemouth Cichlid
- Bluemouth rockfish
- Bluenose Goby
- Bluenose salmon
- Bluenose shiner
- Bluenose whiting
- Blueribbon damsel
- Bluering angelfish
- Bluering danio
- Blueschist
- Blueside darter
- Blueside shiner
- Blueside wrasse
- Blueskin Seabream
- Bluespar darter
- Bluespine unicornfish
- Bluespot gray mullet
- Bluespot Jobfish
- Bluespot shrimpgoby
- Bluespotted bamboo shark
- Bluespotted Blaasop
- Bluespotted coral trout
- Bluespotted dragonet
- Bluespotted Flounder
- Bluespotted mangrove goby
- Bluespotted poacher
- Bluespotted seabream
- Bluespotted Searobin
- Bluespotted stargazer
- Bluespotted Toadfish
- Bluespotted triggerfish
- Bluespotted tuskfish
- Bluestar
- Bluestreak cardinalfish
- Bluestreak cleaner wrasse
- Bluestreak Drum
- Bluestreaked rockskipper
- Bluestripe darter
- Bluestripe Garter Snake
- Bluestripe herring
- Bluestripe Ribbon Snake
- Bluestripe shiner
- Bluestripe snapper
- Bluestriped blenny
- Bluestriped fangblenny
- Bluestriped grunt
- Bluestriped light bulb tunicate
- Bluestriped Lizardfish
- Bluestriped sea chub
- bluet
- Bluet Citril
- Bluetail glass barb
- Bluetail Leatherjacket
- Bluetail Mole Skink
- Bluetail Monitor
- Bluetail Splitfin
- Bluetail Sprite
- Bluetail trunkfish
- Bluetail unicornfish
- Bluethroat
- Bluethroat argentine
- Bluethroat pikeblenny
- Bluethroat triggerfish
- Bluets
- Bluewing Searobin
- Bluish Borer Beetle
- Bluish encrusting sponge
- Bluish flowerpiercer
- Bluish Mottled-Skipper
- Bluish Spring Moth
- Bluish-fronted jacamar
- Bluish-grey Saltator
- Bluish-slate Antshrike
- Blyth's kingfisher
- Blyth's tragopan
- Bobjonesite
- Bobkingite
- Boeseman's rainbowfish
- Bog Bilberry
- Boisduval's blue
- Bold line-blue
- Boleite
- Bolland's blue
- Bonito
- Boothite
- Borage
- Borcarite
- Boreal bluet
- Bornean banded pitta
- Bornean blue flycatcher
- Bornean leafbird
- Bornean peacock-pheasant
- Bornean shortwing
- Bosnian Blue
- Botany Bay weevil
- Bottinoite
- Bourke's parrot
- Bowker's Marbled Sapphire
- Bradaczekite
- Brandt's cormorant
- Brauer's Blue
- Brazilian blue dwarf beauty
- Brazilian blue tarantula
- Brenton Blue
- Bright babul blue
- Bright forest-blue
- Bright oak-blue
- Bright Purple Azure
- Briksdalsbreen
- Brilliant Blue
- Brilliant plushblue
- Bristly Aster
- Bristly Bellflower
- Broad Yellow Oakblue
- Broad-banded blue sea krait
- Broad-banded oakblue
- Broad-billed fairywren
- Broad-billed hummingbird
- Broad-billed motmot
- Broad-billed roller
- Broad-bodied chaser
- Broad-headed skink
- Broad-margined azure
- Brodiaea
- Bronze Nimble Blue
- Bronze-tailed starling
- Browallia
- Brown-breasted kingfisher
- Brown-headed paradise kingfisher
- Brown-hooded kingfisher
- Brown-line Sapphire
- Brown-winged kingfisher
- Brúarárfoss
- Brúarfoss
- Brumadoite
- Buchanan's blue-tail mullet
- Buddha Oakblue
- Buff-breasted Mountain-Tanager
- Buff-breasted paradise kingfisher
- Bugleweed
- Bulwer's pheasant
- Buracona
- Burchell's starling
- Burmese bushblue
- Burmese straightwing blue
- Bush Butter Fruit
- Bushblue
- Bushy-crested jay
- Buttgenbachite
- By-the-wind sailor
- Cabot's tragopan
- Cachar mandarin blue
- Cadmium
- Caerulean damsel
- Cala Goloritzé
- Calcioandyrobertsite
- Caledonite
- California darner
- California red-sided garter snake
- Callaghanite
- Calumetite
- Camas
- Cambodian Blue Robin
- Cambugahay Falls
- Camerolaite
- Cameroon Blue-headed Sunbird
- Campanula
- Campbell's fairywren
- Campigliaite
- Canada darner
- Canal d'Amour
- Canary Blue
- Candy darter
- Cape blue water lily
- Cape primrose
- Cape rock thrush
- Cape starling
- Capped heron
- Carbonatecyanotrichite
- Cardinal tetra
- Carletonite
- Carolina Larkspur
- Caroline's Sapphire
- Carpathian blue slug
- Carpenter's Sapphire
- Carrizal seedeater
- Carswell's little blue
- Cassius blue
- Cassowary plum
- Catalonian furry blue
- Catmint
- Caucasian Blue
- Cavansite
- Cayman Islands Blue
- Cayman Islands Blue-fanned Anole
- Ceanothus
- Cebu blue pothos
- Celestial monarch
- Celestial pearl danio
- Celestite
- Cenote
- Cenote Azul
- Centaur oakblue
- Centralian blue-tongued skink
- Ceraunus blue
- Cerulean cuckooshrike
- Cerulean Dancer
- Cerulean flycatcher
- Cerulean kingfisher
- Cerulean Sargassum Shrimp
- Cerulean warbler
- Cerulean-capped manakin
- Ceruleite
- Ceylon blue glassy tiger
- Ceylon hedge blue
- Ceylon indigo royal
- Chalcoalumite
- Chalcomenite
- Chalk bass
- Chalkhill blue
- Chapman's blue
- Chapman's hedge blue
- Chaste tree
- Chatham Islands forget-me-not
- Chattering kingfisher
- Chayesite
- Chelmos blue
- Chenite
- Chequered blue
- Cherry gall azure
- Cherubfish
- Chestnut-bellied rock thrush
- Chestnut-bellied starling
- Chestnut-breasted chlorophonia
- Chestnut-fronted macaw
- Chestnut-headed bee-eater
- Chiapan blue-skipper
- Chigong'o chandembera cha blue
- Chilean blue crocus
- Chilean blue mussel
- Chilean swallow
- Chimanimani Bluet
- Chinese blue flycatcher
- Chinese Blue-tailed Skink
- Chinese dunce cap
- Chinese forget-me-not
- Chinese monal
- Chinese plushblue
- Chinese shortwing
- Chinese Straight-Wing Blue
- Chinese vivid niltava
- Chipokee cichlid
- Chitral argus blue
- Chocolate bushblue
- Chocolate Oakblue
- Chocolate-backed kingfisher
- Christelite
- Christmas Island blue crab
- Christmas Island blue-tailed skink
- Christmas tree worm
- Chromium
- Chromodoris
- Chrysocolla
- Chub mackerel
- Ciliate blue
- Cilician Blue
- Cinnamon-banded kingfisher
- Claraite
- Claw-tipped Bluet
- Clematis
- Clifden nonpareil
- Cloncurryite
- Closed bottle gentian
- Coastal Nimble Blue
- Coastal Sapphire
- Coastal She-Oak Slender Bluetongue
- Cobalt blue cichlid
- Cobalt blue goby
- Cobalt blue horny sponge
- Cobalt Chromis
- Cobalt crust
- Cobalt Dropwing
- Cobalt longtail
- Cobalt milkweed beetle
- Cobalt Paradise Kingfisher
- Cobalt pea-blue
- Cobalt-rumped parrotlet
- Cobalt-winged parakeet
- Coconut crab
- Coconut lorikeet
- Coelacanth
- Coeruleolactite
- Coldfoot bonnet
- Collared kingfisher
- Collared lizard
- Colourful bluetail
- Columbian Blue
- Comanche skimmer
- Comanche Springs pupfish
- Comblainite
- Comet ion tail
- Comfrey
- Comic oakblue
- Common acacia blue
- Common blue
- Common Blue Apollo
- Common Blue Charaxes
- Common blue damsel
- Common blue damselfly
- Common Blue Jewel
- Common blue violet
- Common Blue-eye
- Common blue-skipper
- Common bluebottle
- Common bluestreak
- Common Bush Blue
- Common cerulean
- Common disc oakblue
- Common Fig-Tree Blue
- Common flat lizard
- Common grass blue
- Common green darner
- Common guava blue
- Common hedge blue
- Common line-blue
- Common Meadow Blue
- Common mountain blue
- Common painted smooth-throated lizard
- Common paradise kingfisher
- Common pencil-blue
- Common rock thrush
- Common slender bluetongue
- Common Smoky Blue
- Common Speedwell
- Common sunbird-asity
- Common tiger blue
- Common tree snake
- Comoro blue pigeon
- Comoro blue vanga
- Conasauga Blue Burrower
- Concrete leaf
- Congo peafowl
- Congo tetra
- Congo Tiger Blue
- Conifer blueing bracket
- Connellite
- Cook Islands Blue
- Copper ant-blue
- Copper-Brown Nimble Blue
- Coquerel's coua
- Coral beauty angelfish
- Cordon-bleu
- Corn Speedwell
- Cornetite
- Cornflower bolete
- Cortez angelfish
- Corydalis
- Côte d'Azur
- Covellite
- Cranberry blue
- Crawshay's ciliate blue
- Creeping Bellflower
- Creeping Phlox
- Crenulate oakblue
- Crested coua
- Cretan Bluet
- Crimean Blue
- Crimson rosella
- Crocea clam
- Crocidolite
- Crooked Aster
- Crossite
- Crowned pigeon
- Crustacyanin
- Cryptic bluebottle
- Cualstibite
- Cuban Blue Anole
- Cuban Blue Threadtail
- Cuban Bluet
- Cuban trogon
- Cuckoo wasp
- Cuckoo wrasse
- Cumengeite
- Cupflower
- Cupid's dart
- Cupreous Blue
- Cuprorivaite
- Curious Nimble Blue
- Curl-crested jay
- Cyan hap
- Cyan Newt
- Cyan Tree Iguana
- Cyane jewel
- Cyaneus Blue
- Cyanochroite
- Cyanophyllite
- Cyanotrichite
- Cycad blue
- Cyna blue
- Cypris morpho
- Dainty damselfly
- Daisy's ricefish
- Damar blue flycatcher
- Damon blue
- Dampiera
- Damselfish
- Dark blue jungle glory
- Dark Blue Pansy
- Dark Blue Policeman
- Dark blue royal
- Dark blue soldier crab
- Dark blue tiger
- Dark bushblue
- Dark cerulean
- Dark Ceylon six-lineblue
- Dark ciliate-blue
- Dark forest-blue
- Dark grass blue
- Dark green-banded blue
- Dark Himalayan oakblue
- Dark Jewel Sapphire
- Dark Malayan six-line blue
- Dark Oak-Blue
- Dark pencil-blue
- Dark-Based Lineblue
- Darky plushblue
- Darwin's Barberry
- Date-Plum
- Davidson Plum
- Dawnas tailless oakblue
- Dayak blue flycatcher
- Dayflower
- De Nicéville's dull oakblue
- Dead man's fingers (Decaisnea)
- Dean's Blue Hole
- Decrespignyite
- Deep blue chromis
- Deep-blue flowerpiercer
- Deep-blue sweat bee
- Deep-water hap
- Defined Ciliate Blue
- Delicate blue
- Delicate blue-eye
- Delosperma lehmannii
- Demasoni cichlid
- Desert bluet
- Desert bluetail
- Desert fig-tree blue
- Desert pupfish
- Desert spiny lizard
- Devil's Bay
- Devil's Den (Florida)
- Devil's-bit scabious
- Devils Hole pupfish
- Dewberry
- Diaboleite
- Diademed tanager
- Diana Blue
- Dianella
- Didius blue morpho
- Digenite
- Diggles' blue
- Dimorphic dwarf kingfisher
- Dingy line blue
- Dirty-blue satyr
- Discus
- Dogbane beetle
- Doherty's dull oakblue
- Doherty's Green Oakblue
- Doherty's guava blue
- Doherty's oakblue
- Dollarbird
- Dos Ojos
- Dotted blue
- Double-branded blue crow
- Double-eyed fig parrot
- Double-striped bluet
- Downy Gentian
- Downy Lobelia
- Dragon Hole
- Dragonhead
- Drill
- Druce's Oakblue
- Drummond's Aster
- Dschubba
- Duke's Blue
- Dull babul blue
- Dull heath-blue
- Dull Oak-Blue
- Dull-blue flycatcher
- Dumont's bluetail
- Dunnock egg
- Dusky angelfish
- Dusky Azure
- Dusky bushblue
- Dusky grouse
- Dusky hedge blue
- Dusky large blue
- Dusky Marbled Sapphire
- Dusky meadow blue
- Dusky-blue cupid
- Dusky-blue flycatcher
- Dusky-blue groundstreak
- Dusmatovite
- Dwarf Blue
- Dwarf cassowary
- Dwarf gourami
- Dwarf jay
- Dwarf lake iris
- Dyeing poison frog
- East Arabian desert agama
- Eastern baton blue
- Eastern blue devil
- Eastern blue sapphire
- Eastern Blue-headed Wagtail
- Eastern Bluewing
- Eastern Bronze Azure
- Eastern fence lizard
- Eastern forktail
- Eastern hooded pitta
- Eastern pondhawk
- Eastern Pygmy-Blue
- Eastern red-rumped swallow
- Eastern rosella
- Eastern short-tailed blue
- Eastern tailed-blue
- Eastern Yellow-banded Sapphire
- Ebony jewelwing
- Echeveria
- Echo azure
- Eclectus
- Ecuadorian seedeater
- Edwards's pheasant
- Effenbergerite
- Egremni Beach
- Eilat stone
- El Segundo blue
- Elafonisi
- Electric blue hap
- Electric blue hermit crab
- Electric blue tarantula
- Elegant euphonia
- Elegant parrot
- Elegant pitta
- Elisabeth's chromodoris
- Ellensburg Blue
- Elliott's Gentian
- Ellis's Blue
- Elnath
- Elongate mbuna
- Emerald betta
- Emerald cockroach wasp
- Emerald Sapphire
- Emperor angelfish
- Emperor dragonfly
- Emperor fairywren
- Enchanted River
- Entoloma azureoviride
- Entoloma panniculus
- Entoloma percoelestinum
- Epsilon Centauri
- Equatorial Mountain Blue
- Eriochalcite
- Eros blue
- Escambray Blue-eyed Anole
- Escher's blue
- Eta Centauri
- Ethiopian Bluetail
- Ethiopian swallow
- Euclase
- Eurasian jay
- European bee-eater
- European green lizard
- European lobster
- European red-rumped swallow
- European roller
- European Stickseed
- Evans' mountain blue
- Fairy martin
- Fairy pitta
- Fairy Pools
- Falcate oakblue
- Falk's Blue-headed tree agama
- False baton blue
- False chalkhill blue
- False Eros blue
- False jaboticaba
- False Pennyroyal
- False Pimpernel
- Familiar bluet
- Fan flower
- Fatma's Blue
- Featherfin cichlid
- Felder's Hedge Blue
- Felder's lineblue
- Fender's blue
- Ferrar's Cerulean
- Ferroglaucophane
- Festive hypselodoris
- Field Blewit
- Field Forget-me-not
- Fiji blue devil damsel
- Fijian Blue
- Fischer's lovebird
- Five Color Pond (Jiuzhaigou)
- Five-lined skink
- Fjallsárlón
- Flat-billed kingfisher
- Flavescent peacock
- Fluoro-sodic-pedrizite
- Fluted giant clam
- Forest Bluet
- Forest kingfisher
- Forest rock thrush
- Fork-tailed Bluet
- Forktail blue-eye
- Formosa wrasse
- Fouta Djalon Sapphire
- Fox's blue-banded bush brown
- Franklin's Phacelia
- Free State Blue
- Freeman's blue-skipper
- Friday's Blue
- Fringed heath-blue
- Frontosa
- Frosted oakblue
- Fuelleborn's cichlid
- Fujian niltava
- Furry blue
- Futaleufú River
- Gabon jewelfish
- Gaige's rainbow lizard
- Gainesite
- Galapagos Blue-banded Goby
- Gallium
- Gamma Cassiopeiae
- Garambullo
- Garnet pitta
- Gartered trogon
- Gavarnie blue
- Gentian
- Georgeite
- Georgian Silvery Blue
- German blue ram
- Germander sage
- Giant blue swallowtail
- Giant Bluetongue Skink
- Giant coua
- Giant danio
- Giant flower sage
- Giant pitta
- Giant Slender Bluetongue
- Gilchrist Blue Springs
- Gilgit meadow blue
- Gilgit mountain blue
- Gilia
- Gilmarite
- Girtab
- Giuseppettite
- Glassy bluebottle
- Glaucon Blue
- Glaucophane
- Glaucous bluegrass
- Glaucous tanager
- Glaucous-blue grosbeak
- Glazed oakblue
- Glistening line-blue
- Globe thistle
- Glorious blue-skipper
- Glorious Bluewing
- Glory-of-the-snow
- Glossy starling
- Glowworm
- Godart's Blue Ringlet
- Godart's morpho
- Golden azure
- Golden blue-leg baboon spider
- Golden dewdrop
- Golden Gate Blue
- Golden Oakblue
- Golden snub-nosed monkey
- Golden swallow
- Golden-breasted starling
- Golden-browed chlorophonia
- Golden-collared macaw
- Golden-fronted leafbird
- Golden-naped tanager
- Golden-rumped euphonia
- Golden-shouldered parrot
- Golden-tailed sapphire
- Goldquarryite
- Gooty sapphire ornamental tarantula
- Gorges du Verdon
- Gosaikunda
- Gouldian finch
- Grace Bay
- Graceful pitta
- Gracile line-blue
- Graham's Blue
- Gram blue
- Gran Canaria blue chaffinch
- Gran Cenote
- Grand Cayman anole
- Grand Prismatic Spring
- Grandala
- Grandidierite
- Grandviewite
- Grant's bluebill
- Grape hyacinth
- Grassveld Nimble Blue
- Grassy Hill Nimble Blue
- Gray bluemark
- Gray-breasted martin
- Great blue hairstreak
- Great Blue Hookwing
- Great Blue Metalwing
- Great blue mime
- Great blue skimmer
- Great blue spotted mudskipper
- Great Blue Sprite
- Great blue turaco
- Great green macaw
- Great Lakes Gentian
- Great Lakes Jacob's Ladder
- Great purple hairstreak
- Great sapphirewing
- Great shortwing
- Great spotted blue
- Great-billed parrot
- Greater blue-eared starling
- Greater blue-ringed octopus
- Greater Fringed Gentian
- Greater Large Blue
- Greater scaup
- Greater striped swallow
- Green alkanet
- Green cochoa
- Green jay
- Green monkey
- Green neon tetra
- Green peafowl
- Green rosella
- Green spiny lizard
- Green sunfish
- Green terror
- Green Tiger Blue
- Green-and-black poison dart frog
- Green-backed kingfisher
- Green-banded line-blue
- Green-blue threadtail
- Green-breasted pitta
- Green-fronted Bluet
- Green-headed tanager
- Green-rumped parrotlet
- Green-underside blue
- Greenbottle blue tarantula
- Greenish blue
- Greenish mountain blue
- Grey Glacier
- Grey snub-nosed monkey
- Grey-headed kingfisher
- Grey-headed swamphen
- Grey-washed oakblue
- Grivet
- Grizzled Blue
- Ground Ivy
- Ground morning glory
- Gruta do Lago Azul
- Guaiazulene
- Guam kingfisher
- Guanacoite
- Guatemalan Bluet
- Guatemalan emerald spiny lizard
- Gulf Coast indigo snake
- Gurney's pitta
- Gydo Nimble Blue
- Hadar
- Hagen's bluet
- Hainan blue flycatcher
- Hairy line-blue
- Half blue demoiselle
- Half-Belted Blue-Black Spider Wasp
- Half-collared kingfisher
- Half-moon angelfish
- Hampson's hedge blue
- Hanauma Bay
- Haplochromis royal blue
- Hardy plumbago
- Harebell
- Harlequin Blue Sea Goddess
- Harlequin duck
- Harlequin glorybower
- Harlequin tuskfish
- Haskap
- Hauyne
- Havasu Falls
- Hawaiian blue
- Hawk's eye
- HD 189733 b
- Heart Spring
- Heart-leaved Skullcap
- Heather Blue
- Hellyerite
- Helmet vanga
- Helmeted guineafowl
- Helmutwinklerite
- Hemocyanin
- Henmilite
- Hepatica
- Herring cichlid
- Highland Blue Charaxes
- Highveld Nimble Blue
- Hildebrandt's starling
- Hill blue flycatcher
- Hill swallow
- Himalayan bluetail
- Himalayan meadow blue
- Himalayan monal
- Himalayan shortwing
- Hispaniolan blue-tailed groundlizard
- Hispaniolan euphonia
- Hoag's Object
- Holly azure
- Holly blue
- Honey Blue-eye
- Honeywort
- Hongi
- Hooded parrot
- Hooked oakblue
- Hops azure
- Huanglong
- Hubbard Glacier
- Huka Falls
- Humboldt's sapphire
- Humphead wrasse
- Humuhumunukunukuapuaʻa
- Hunza meadow blue
- Hyacinth visorbearer
- Hyacinthella
- Hyams Beach
- Hydrolea
- Hydrowoodwardite
- Hydroxycancrinite
- Hyssop
- Iasis Sapphire
- Iberian Bluetail
- Iberian magpie
- Ibiza wall lizard
- Ice Blue Mbuna
- Ichetucknee Springs
- Ik Kil
- Illidge's Ant-blue
- Imperial blue
- Imperial Blue Charaxes
- Imperial shag
- Imported willow leaf beetle
- Inca jay
- Inconspicuous Blue-Eye
- Indian blue robin
- Indian oakblue
- Indian Ocean blue-spotted maskray
- Indian pitta
- Indian roller
- Indian Tobacco
- Indian wanderer
- Indicolite
- Indigo bunting
- Indigo bush
- Indigo Dartfish
- Indigo Dropwing
- Indigo flash
- Indigo flowerpiercer
- Indigo flycatcher
- Indigo hamlet
- Indigo Legskate
- Indigo milk cap
- Indigo pinkgill
- Indigo snake
- Indigo-banded kingfisher
- Indigo-capped hummingbird
- Indigo-crowned Quail-Dove
- Indigo-winged Parrot
- Indigobird
- Indochinese blue flycatcher
- Indochinese roller
- Indonesian blue-tongued skink
- Iochroma
- Iolas blue
- Iolite
- Iranian Blue
- Irian Jaya blue-tongued skink
- Iris Nebula
- Irish damselfly
- Ishigaki blue-tailed skink
- Island Bluetail
- Island scrub jay
- Islet kingfisher
- Italian bugloss
- Itoigawaite
- Ituri Sapphire
- Ivantsoff's Blue-Eye
- Ivory-breasted pitta
- Ivy-leaf Morning-glory
- Ivyleaf Speedwell
- Ixiolirion
- Jack Dempsey cichlid
- Jacob's ladder
- Jacob's Well
- Jacquesdietrichite
- Jade vine
- Jamaican Blue
- Jamaican Turquoise Anole
- Jambandu indigobird
- James's Blue
- Japanese blue crab
- Japanese five-lined skink
- Jarrahdale pumpkin
- Javan banded pitta
- Javan blue flycatcher
- Javan blue robin
- Javan blue-banded kingfisher
- Javan cochoa
- Javan kingfisher
- Javan whistling thrush
- Jeannel's Zebra Blue
- Jeremejevite
- Jewel argus blue
- Jewel blue
- Jewel damsel
- Jewel four-line blue
- Jiuzhaigou
- Johanni cichlid
- Jordan Blue
- Jos Plateau indigobird
- Jostedalsbreen
- Juangodoyite
- Kabira Bay
- Kalao blue flycatcher
- Kalm's Lobelia
- Kamanassie Blue
- Kamanassie Nimble Blue
- Kamba mountain blue
- Kanara oakblue
- Kaputaş Beach
- Karkloof Blue
- Karner blue butterfly
- Karpinskite
- Kashmir meadow blue
- Kaus Australis
- Kawah Ijen
- Kawasan Falls
- Keel-billed motmot
- Keeled skimmer
- Kei Island blue-tongued skink
- Kel-Suu
- Kelimutu
- Kenyan rock agama
- Kenyi cichlid
- Kerið
- Kersten's Ciliate Blue
- Keyhole angelfish
- Khaidarkanite
- Khasi hedge blue
- Kinabalu Bluebottle
- King Blue
- King quail
- Kinoite
- Kitch-iti-kipi
- Kivu Blue-headed tree agama
- Kocak's Blue
- Kōkako
- Koppie Blue
- Koran angelfish
- Korean bluish shinner
- Krasnovite
- Krohnkite
- Krupaj Spring
- Ktenasite
- Kuang Si Falls
- Kuhl's lorikeet
- Kulanite
- Kumaon meadow blue
- Kyanite
- La Pelosa
- Labradorite
- Ladakh jewel blue
- Ladakh meadow blue
- Ladybells
- Lafayette Blue Springs
- Laguna Grande (Fajardo)
- Lahaul meadow blue
- Lake Kutubu rainbowfish
- Lalos sapphire
- Lamington spiny crayfish
- Lance-leaved Sage
- Lance-tailed manakin
- Lance-tipped darner
- Lang's short-tailed blue
- Langite
- large ant blue
- Large blue
- Large Blue Charaxes
- Large blue flycatcher
- Large Bronze Azure
- Large Ciliate Blue
- Large four-line blue
- Large green-banded blue
- Large guava blue
- Large hedge blue
- Large jewel blue
- Large Mergui Oakblue
- Large metallic oakblue
- Large niltava
- Large oakblue
- Large Red Spot Ciliate Blue
- Large-leaved Aster
- Large-leaved Lupine
- Large-Spot Blue
- Large-spotted oakblue
- Larimar
- Larvikite
- Last's Ciliate Blue
- Laurent's whiptail
- Laurentia
- Laurustinus
- Lautenthalite
- Lavendulan
- Lawson cypress 'Pembury Blue'
- Lazuli bunting
- Lazuli kingfisher
- Lazuline sabrewing
- Lazulite
- Lazurite
- Leaden Ciliate Blue
- Leaden flycatcher
- Lear's macaw
- Lebanese Adonis Blue
- Lebanon Beautiful Blue
- Lebanon Blue
- Lebanon Mountain Blue
- Leightonite
- Lemanskiite
- Lençóis Maranhenses
- Leona Blue
- Leonard's Skullcap
- Lesser Antillean euphonia
- Lesser blue crab
- Lesser blue-eared starling
- Lesser Cerulean
- Lesser Disc Oakblue
- Lesser emperor
- Lesser Fig Tree Blue
- Lesser forest blue
- Lesser Fringed Gentian
- Lesser grass blue
- Lesser lophorina
- Lesser scaup
- Lesser shortwing
- Lesser striped swallow
- Lesson's motmot
- Lidth's jay
- Liebauite
- Light-blue Asiatic Dayflower
- Lignum vitae
- Likpe Sapphire
- Lilac hibiscus
- Lilac Line-Blue
- Lilac oakblue
- Lilac-breasted roller
- Lilford's wall lizard
- Lime blue
- Linarite
- Lindackerite
- Lindley's Aster
- Linear Cobalt Crayfish
- Liroconite
- Lisianthus
- Lithodora
- Litidionite
- Little blue cattle louse
- Little blue dragonlet
- Little blue heron
- Little Bluebottle
- Little bluestem
- Little Bluet
- Little kingfisher
- Little paradise kingfisher
- Little striped whiptail
- Little Tiger Blue
- Livingston's cichlid
- Llanite
- Lobelia
- Loch's chromodoris
- Locus coeruleus
- Loew's Blue
- Long blue-lined wrasse
- Long-Banded Oakblue
- Long-bracted Spiderwort
- Long-branded blue crow
- Long-Celled Oakblue
- Long-horned Bluebottle
- Long-leaf Bluets
- Long-leaved Speedwell
- Long-tailed blue
- Long-tailed glossy starling
- Long-tailed ground roller
- Long-tailed line-blue
- Long-tailed manakin
- Longear sunfish
- Longfin mako
- Lorquin's blue
- Lotis blue
- Louisiade pitta
- Louisiana iris
- Love-in-a-mist
- Lovely cotinga
- Lovely fairywren
- Lucia azure
- Lucky Bay
- Ludjibaite
- Luminous Lagoon
- Lungwort
- Lunulate Yellow Oakblue
- Lupine blue
- Lycian Blue
- Lyre-leaf Sage
- Madagascan sunset moth
- Madagascar blue pigeon
- Madagascar blue tick
- Madagascar blue vanga
- Madison Blue Spring
- Magnesioaubertite
- Magnificent oakblue
- Magnificent riflebird
- Mahalona bluefin goby
- Mahnertite
- Maingano
- Majestic angelfish
- Major Yellow Oakblue
- Malabar danio
- Malabar whistling thrush
- Malachite kingfisher
- Malagasy kingfisher
- Malawi Blue Crab
- Malawi eyebiter
- Malayan banded pitta
- Malayan four-line blue
- Malayan Oakblue
- Malayan peacock-pheasant
- Malayan whistling thrush
- Malaysian blue flycatcher
- Malaysian blue-banded kingfisher
- Malbrouck
- Mallee emu-wren
- Mammothite
- Mandarin blue
- Mandarinfish
- Manganonaujakasite
- Mangrove blue flycatcher
- Mangrove kingfisher
- Mangrove pitta
- Mangrove swallow
- Manus dwarf kingfisher
- Many-spotted blue-skipper
- Many-tailed oakblue
- Mapimite
- Marble Caves
- Marbled line-blue
- Margerie Glacier
- Margined hedge blue
- Margined lineblue
- Mariana kingfisher
- Marigold lorikeet
- Marine blue
- Markeb
- Marquesan kingfisher
- Marsh bluet
- Marsh gentian
- Marsh Mountain Blue
- Marsh Speedwell
- Martian sunset
- Martin's Blue
- Martvili Canyon
- Masked flowerpiercer
- Matanuska Glacier
- Matevulu Blue Hole
- Matinan blue flycatcher
- Matioliite
- Mauve line-blue
- Maxima clam
- Maxixe
- Maya Bay
- Mazarine blue
- Mediterranean Bluet
- Mediterranean chromis
- Melanesian blue devil
- Melanesian kingfisher
- Meleager's blue
- Melissa blue
- Melissani Cave
- Mendenhall Glacier
- Meratus blue flycatcher
- Mermis Sapphire
- Merope Nebula
- Merrihueite
- Messier 78
- Metallic blue sweat bee
- Metallic Cerulean
- Metallic hedge blue
- Meves's starling
- Mexican alligator lizard
- Mexican azure
- Mexican bluewing
- Mexican jay
- Mexican parrotlet
- Miami blue
- Michaux's Blue-eyed-grass
- Midlands Nimble Blue
- Midnight parrotfish
- Mikado pheasant
- Military macaw
- Mimosa (Beta Crucis)
- Mimosa Sapphire
- Minahasa hooded pitta
- Minasragrite
- Mindanao blue fantail
- Mini Blue Bee Shrimp
- Minor lizard
- Mintaka
- Miombo Blue-eared Starling
- Miombo rock thrush
- Mirza Babul Blue
- Mirzam
- Mishmi hedge blue
- Misool blue-eye
- Mission blue
- Mojave Blue
- Moluccan dwarf kingfisher
- Moluccan eclectus
- Mondo grass
- Mongolian spot
- Monkey Blue
- Montetrisaite
- Moolooite
- Moon wrasse
- Moonstone Oakblue
- Moor frog
- Moore's Oakblue
- Morskie Oko
- Mortiño
- Mosque swallow
- Mosquito Bay
- Mother-of-pearl blue
- Motmot
- Mount Lewis Bluestreak
- Mountain Alcon Blue
- Mountain Blue-eyed Grass
- Mountain cornflower
- Mountain kingfisher
- Mountain peacock-pheasant
- Mountain Peak Nimble Blue
- Mouse Blue
- Moustached kingfisher
- Mrazekite
- Mrs. Gould's sunbird
- Msobo
- Multi-spotted oakblue
- Multicolor angelfish
- Munakataite
- Musk lorikeet
- Mutal Oakblue
- Mwanza flat-headed rock agama
- Myna egg
- Myrtle berry
- Myrtle spurge
- Myrtos Beach
- Naga hedge blue
- Naga sapphire
- Nanday parakeet
- Nannyberry
- Naos
- Naretha bluebonnet
- Narrow blue-banded swallowtail
- Narrow-bordered hedge blue
- Narrow-winged blue-skipper
- Natal Babul Blue
- Natrodufrenite
- Navagio Beach
- Navelwort (Omphalodes)
- Needle-pointed Blue-eyed Grass
- Neelakurinji
- Neelum River
- Nemesia
- Neon blue-eye
- Neon cuckoo bee
- Neon damsel
- Neon dottyback
- Neon goby
- Neon rainbowfish
- Neotropical Bluet
- Nepal house martin
- Nepal walnut blue
- New Britain dwarf kingfisher
- New England Bluet
- New Georgia dwarf kingfisher
- New Guinea Blue-Eye
- New Ireland dwarf kingfisher
- New Zealand Blue squash
- New Zealand Blueback Sprat
- Newport's Sapphire
- Niau kingfisher
- Nickelboussingaultite
- Nickenichite
- Nickerbean blue
- Nicobar hooded pitta
- Niebieskie Źródła
- Nigardsbreen
- Niger triggerfish
- Nigerian Sapphire Gem
- Nilgai
- Nilgiri blue robin
- Nilgiri flycatcher
- Nilgiri Mountains
- Nina's Blue
- Niobium
- Niyodo River
- Noble fir
- Nodding Stickseed
- Noisy pitta
- Nolana
- Norfolk Blue Damselfly
- North Moluccan pitta
- North Solomons dwarf kingfisher
- Northern blue
- Northern Blue Damselfly
- Northern blue devil
- Northern blue mussel
- Northern Bluebells
- Northern bluet
- Northern carmine bee-eater
- Northern parula
- Northern pencil-blue
- Northern rosella
- Northern shoveler
- Northern silvery kingfisher
- Numfor paradise kingfisher
- Nunki
- Nuthatch vanga
- Nyboite
- Oakblues
- Oasis Bluetail
- Ocean blue-eyed trevalla
- Ocellated lizard
- Ocellated turkey
- Odd-spot Blue
- Okinawa Blue-tailed Skink
- Olgite
- Olive-capped coua
- Olivewing
- Ölüdeniz
- Ominelite
- Oosthuizen's Blue
- Opal oakblue
- Opal-crowned tanager
- Opal-rumped tanager
- Opalescent nudibranch
- Opaque six-line blue
- Orange-bellied leafbird
- Orange-bellied parrot
- Orange-bordered argus blue
- Orange-breasted bunting
- Orange-spotted filefish
- Orange-tipped azure
- Orange-tipped pea-blue
- Orange-winged amazon
- Orangespotted sunfish
- Orangethroat darter
- Oreas Blue
- Oregon grape
- Oriental bluespotted maskray
- Orion's Belt
- Ormiston's oakblue
- Ornate Bluet
- Ornate lorikeet
- Ornate pitta
- Ornate rock lobster
- Ornate sunbird
- Ornate wrasse
- Orsis Bluewing
- Orthominasragrite
- Oshima Blue Tailed Skink
- Osiris blue
- Osiris Smoky Blue
- Osmium
- Osoberry
- Osumilite
- Outeniqua Nimble Blue
- Owens pupfish
- Owl-Spotted Blue
- Oyster plant
- Paceite
- Pachyphytum 'Aquamarine'
- Pacific azure
- Pacific blue-eye
- Pacific blue-stripe pipefish
- Pacific blue-tailed skink
- Pacific bluefin tuna
- Pacific kingfisher
- Pacific parrotlet
- Pacific pygmy angelfish
- Pacific swallow
- Painted bunting
- Painted spiny lobster
- Palau kingfisher
- Palawan blue flycatcher
- Palawan fairy-bluebird
- Palawan peacock-pheasant
- Pale blue flycatcher
- Pale Bluet
- Pale Bluewing
- Pale bushblue
- Pale Ceylon six-lineblue
- Pale ciliate-blue
- Pale Four-Line Blue
- Pale grass blue
- Pale hedge blue
- Pale Himalayan oakblue
- Pale pea-blue
- Pale Yellow Oakblue
- Pale-blue monarch
- Pale-chinned Blue Flycatcher
- Pale-footed swallow
- Pale-headed rosella
- Pale-spike Lobelia
- Pallid Blue
- Pallid oakblue
- Palos Verdes blue
- Pamir jewel blue
- Pamukkale
- Panoptes blue
- Panther chameleon
- Papagoite
- Paphos blue
- Papuan Cerulean
- Papuan dwarf kingfisher
- Papuan eclectus
- Papuan line-blue
- Papuan pitta
- Paradise fish
- Paradise riflebird
- Paradise tanager
- Paraiba tourmaline
- Parallel Sapphire
- Parasymplesite
- Paratooite
- Paris peacock
- Pasithea
- Paska's blue-eye
- Passer angelfish
- Patchy Oakblue
- Patricia Blue
- Peacock begonia
- Peacock cichlid
- Peacock flounder
- Peacock moraea
- Peacock spider
- Peacock spikemoss
- Peacock swallowtail
- Pearl cichlid
- Pearl of Likoma
- Pearl-breasted swallow
- Pecos pupfish
- Penikisite
- Pennington's Blue
- Penstemon
- Pentagonite
- Perito Moreno Glacier
- Persian grass blue
- Persian violet
- Peruvian martin
- Phacelia
- Phalakron Blue
- Philippine fairy-bluebird
- Philippine pitta
- Philippine swamphen
- Phosphoellenbergerite
- Phosphovanadylite
- Picasso triggerfish
- Pickerelweed
- Piedmont Blue Burrower
- Pietersite
- Pilbara Blue-tailed Slider
- Pindani
- Pine Barrens Bluet
- Pink quill
- Pinkish-Washed Oakblue
- Pinyon jay
- Pipevine swallowtail
- Pistol Star
- Pitcher blue
- Pitman's Ciliate Blue
- Pitta
- Pitta-like ground roller
- Pixie's parasol
- Plain blue crow
- Plain hedge blue
- Plain plushblue
- Plain tailless oakblue
- Plains blue royal
- Plains cupid
- Plancheite
- Playa Kenepa
- Pleated Gentian
- Pleiades
- Plum-throated cotinga
- Plumbago
- Plumbeous water redstart
- Plumbophyllite
- Plumed guineafowl
- Plush-crested jay
- Poás Volcano
- Poço Azul
- Pohnpei kingfisher
- Pointed Blue-eyed-grass
- Pointed ciliate blue
- Pointed lineblue
- Pointynose blue ghost shark
- Polla blue-skipper
- Pompano dolphinfish
- Pontic blue
- Popondetta Blue-eye
- Porcelain berry
- Porto Katsiki
- Portuguese squill
- Posnjakite
- Potter's angelfish
- Powder Blue Damselfly
- Powder Blue Isopod
- Powder blue tang
- Powder-Blue Charaxes
- Powder-blue panchax
- Powdered oakblue
- Poza Azul
- Prairie Blue-eyed Grass
- Prairie Bluet
- Prairie Turnip
- Prairie Violet
- Pride of Madeira
- Princess parrot
- Princess parrotfish
- Príncipe starling
- Provençal short-tailed blue
- Provence chalk-hill blue
- Proxenus blue-skipper
- Pseudoboleite
- Pterobilin
- Puerto Rican blue-tailed groundlizard
- Puerto Rican euphonia
- Pūkeko
- Pumpkinseed
- Pupfish
- Purple Apple-Berry
- Purple Bluet
- Purple gallinule
- Purple grenadier
- Purple honeycreeper
- Purple leaf blue
- Purple martin
- Purple roller
- Purple Sapphire
- Purple starling
- Purple sunbird
- Purple-backed fairywren
- Purple-breasted cotinga
- Purple-crowned fairywren
- Purple-naped lory
- Purple-winged roller
- Purplebrown Nimble Blue
- Purplish jay
- Purplish-backed jay
- Pygmy Blue-Flycatcher
- Pygmy blue-tailed groundlizard
- Pygmy grass blue
- Pyocyanin
- Pyrocystis fusiformis
- Qilian bluetail
- Queen angelfish
- Queen parrotfish
- Queen triggerfish
- Queen's cup
- Queen's wreath
- Quickelberge's Blue
- Racket-tailed roller
- Raffles' oakblue
- Rainbow bee-eater
- Rainbow bluet
- Rainbow darter
- Rainbow pitta
- Rainbow runner
- Rainbow shiner
- Rainbow Springs
- Rainbow stiphodon
- Rainbow whiptail
- Rainbow wrasse
- Rainforest Bluewing
- Ramon Blue
- Rampion
- Ransomite
- Rayed blue
- Reakirt's blue
- Red and Blue Damsel
- Red and blue Peru tetra
- Red and blue spiny crayfish
- Red coris wrasse
- Red empress cichlid
- Red fin hap
- Red lory
- Red neon blue-eye
- Red Sea mimic blenny
- Red shiner
- Red shoulder peacock
- Red zebra cichlid
- Red-and-blue Firetail
- Red-and-blue lory
- Red-and-blue Sunbird
- Red-and-green macaw
- Red-backed kingfisher
- Red-bellied macaw
- Red-billed blue magpie
- Red-breasted coua
- Red-breasted paradise kingfisher
- Red-breasted swallow
- Red-capped coua
- Red-chested swallow
- Red-Clover Blue
- Red-collared lorikeet
- Red-flanked bluetail
- Red-fronted coua
- Red-fronted macaw
- Red-headed agama
- Red-headed bluebill
- Red-legged honeycreeper
- Red-Line Sapphire Blue
- Red-lored amazon
- Red-necked amazon
- Red-shouldered macaw
- Red-spotted bluet
- Red-spotted purple
- Red-striped killifish
- Red-top Cobalt Mbuna
- Red-white-and-blue worm
- Red-winged fairywren
- Red-winged parrot
- Redclaw crayfish
- Reddish-Brown Oakblue
- Redfinned blue-eye
- Redtail notho
- Reflection nebula
- Regor
- Regulus
- Reinerite
- Rennell Blue-tailed Skink
- Restless Blue
- Restricted Purple Sapphire
- Reverdin's blue
- Rhetenor blue morpho
- Rhynchoglossum
- Ribbon eel
- Rice blue beetle
- Richelsdorfite
- Riebeckite
- Rigel
- Ringed caecilian
- Ringed kingfisher
- Ringwoodite
- Rio Celeste
- Rita blue
- River Bluet
- Riviersonderend Blue
- Robertson's Blue
- Rock parrot
- Rocky Mountain juniper
- Roller
- Roof-Of-Africa Nimble Blue
- Rosalia longicorn
- Rosasite
- Rose of Sharon
- Rose-bellied bunting
- Rosella
- Rossouw's Blue
- Rosy oakblue
- Rough False Pennyroyal
- Round-winged Bluet
- Rounded six-line blue
- Royal angelfish
- Royal Blue
- Royal Blue Pansy
- Royal spiny lobster
- Royal tetra
- Ruby-tailed wasp
- Rück's blue flycatcher
- Ruddy duck
- Rufous-bellied kookaburra
- Rufous-bellied niltava
- Rufous-bellied swallow
- Rufous-breasted blue flycatcher
- Rufous-collared kingfisher
- Rufous-crowned emu-wren
- Rufous-lored kingfisher
- Rufous-throated sapphire
- Rufous-vented niltava
- Running coua
- Running Man Nebula
- Rüppell's starling
- Russian sage
- Rusty-bellied shortwing
- Rusty-capped kingfisher
- Sabie Smoky Blue
- Sacred kingfisher
- Sahara Bluetail
- Sahul sunbird
- Sahyadri Blue Oakleaf
- Saint Lucia amazon
- Saint Vincent amazon
- Saiph
- Salal
- Sally Lightfoot crab
- Salt Creek pupfish
- Saltbush blue
- Saltbush Slender Blue-tongue
- Salvatore's Ciliate Blue
- Salvia
- Salvia Mountain Blue
- Samphire blue
- Samphire Slender Bluetongue
- Sampleite
- San Blas jay
- San Emigdio blue
- San Francisco garter snake
- Sand Mountain Blue
- Sand Violet
- Sandhill Bluet
- Sangihe lilac kingfisher
- Sapphire azure
- Sapphire berry
- Sapphire Bluet
- Sapphire flutterer
- Sapphire flycatcher
- Sapphire moonbeam
- Sapphire Pool
- Sapphire Quail-Dove
- Sapphire rockmaster
- Sapphire Skate
- Sapphire Sparklewing
- Sapphire stiphodon
- Sapphire tower
- Sapphire woollystar
- Sapphire-bellied hummingbird
- Sapphire-rumped parrotlet
- Sapphire-spangled emerald
- Sapphire-throated hummingbird
- Sapphire-vented Puffleg
- Sapphirine
- Sardinian blue
- Satin azure
- Satin bowerbird
- Satin flycatcher
- Saturn Nebula
- Satyr tragopan
- Saula Blue Springs
- Saulosi cichlid
- Saussure's Blue-Winged Grasshopper
- Sayaca tanager
- Scabiosa
- Scallop eyes
- Scaly-breasted kingfisher
- Scarce Blue Diadem
- Scarce blue oakleaf
- Scarce blue tiger
- Scarce blue-tailed damselfly
- Scarce large blue
- Scarce silverstreak blue
- Scarlet-breasted dacnis
- Scarlet-chested parrot
- Scarlet-thighed dacnis
- Scheepmaker's crowned pigeon
- Schlegel's asity
- Schneider's pitta
- Schreiber's green lizard
- Schuilingite
- Schulenbergite
- Sclater's crowned pigeon
- Sclater's monal
- Scorodite
- Scorzalite
- Scrapermouth mbuna
- Scribbled angelfish
- Scribbled boxfish
- Scrub jay
- Sea firefly
- Sea holly
- Sea lavender
- Sea of Stars
- Sea sapphire
- Sea sparkle
- Seabird Bluebottle
- Sedum clavatum
- Sekaninaite
- Self-heal
- Selwynite
- Semuc Champey
- Senegal Blue Policeman
- Serac
- Serendibite
- Serpierite
- Ses Illetes
- Sesbania Zebra Blue
- Seven-colored tanager
- Seychelles blue pigeon
- Shaded-Blue Leafwing
- Shakotan Blue
- Shar Pei tongue
- Sharp-tailed starling
- Sharpe's Fig Tree Blue
- Shasta blue
- Shattuckite
- Shaula
- She-oak Slender Bluetongue
- Sheep's bit
- Sheepshead minnow
- Shelley's starling
- Sherwoodite
- Shingleback
- Shining Aster
- Shining Blue Forester
- Shining flycatcher
- Shining honeycreeper
- Shining oak-blue
- Shining pencil-blue
- Shining plushblue
- Shining-blue kingfisher
- Shining-blue lasaia
- Shiny bluebottle fly
- Shiny whistling thrush
- Short-Barred Sapphire
- Short-billed honeycreeper
- Short-crested monarch
- Short-tailed blue
- Short-tailed line-blue
- Short-tipped bluestreak
- Short-Toothed Zebra Blue
- Short's Aster
- Shovel-billed kookaburra
- Siam Babul Blue
- Siberian blue robin
- Siberian bugloss
- Siberian house martin
- Siberian squill
- Side-blotched lizard
- Siebold's earthworm
- Sieleckiite
- Sierra Nevada blue
- Sikkim mountain blue
- Silfra
- Silicon
- Silkie earlobes
- Silky azure
- Silky dogwood
- Silky oakblue
- Silver Springs
- Silver-blue milky
- Silver-streaked acacia blue
- Silver-studded blue
- Silverleaf Scurfpea
- Silverstreak blue
- Silvery blue
- Silvery Blue Baron
- Silvery hedge blue
- Silvery-throated jay
- Simpson's Blue Duiker
- Sinai agama
- Sinai Baton Blue
- Sinaloa martin
- Singapore blue tarantula
- Singapore four-line blue
- Singhalese hedge blue
- Six-Banded Blue Bee
- Six-line wrasse
- Sixbar angelfish
- Skimming bluet
- Skipjack tuna
- Skullcap
- Sky-Blue Cupid
- Sky-blue Dancer
- Sky-blue groundstreak
- Sky-blue hairstreak
- Sky-blue killifish
- Sky-blue Kivu haplo
- Sky-blue phyllidia
- Sky-blue poison frog
- Slate-blue Seedeater
- Slaty skimmer
- Slaty-blue flycatcher
- Slender Blue-winged Grasshopper
- Slender Bluet
- Slender Dayflower
- Sloe
- Small Anatolian Blue
- Small ant-blue
- Small blue
- Small Desert Blue
- Small dusky-blue
- Small four-line blue
- Small green-banded blue
- Small niltava
- Small Nimble Blue
- Small Tailless Oakblue
- Smaller Forget-me-not
- Smith's blue
- Snowy-browed flycatcher
- Soapwort Gentian
- Soča River
- Society kingfisher
- Socotra Bluet
- Socotra Island blue baboon tarantula
- Sodalite
- Soldier crab
- Solomons Blue-tailed Skink
- Somali bee-eater
- Somali ostrich
- Somalian Bluet
- Sombre kingfisher
- Song thrush egg
- Sonoran blue
- Sooty grouse
- Sophiite
- Sorrel sapphire
- South African blue stingray
- South Moluccan pitta
- Southeastern five-lined skink
- Southern Blue
- Southern blue catfish
- Southern blue whiting
- Southern blue-ringed octopus
- Southern bluebottle
- Southern bluefin tuna
- Southern Blueflag
- Southern bluespotted flathead
- Southern carmine bee-eater
- Southern crevice spiny lizard
- Southern cyan tiger moth
- Southern damselfly
- Southern emu-wren
- Southern hawker
- Southern martin
- Southern Sapphire
- Southern silvery kingfisher
- Southey's Blue
- Southwestern azure
- Spalding's blue
- Spangled cotinga
- Spangled kookaburra
- Spangled skimmer
- Spanish chalk-hill blue
- Spanish zephyr blue
- Sparkling violetear
- Spatterdock darner
- Speckled blue grouper
- Speckled line-blue
- Speedwell
- Spertiniite
- Spica
- Spicebush swallowtail
- Spiderwort
- Spilo cichlid
- Spinifex slender bluetongue
- Spionkopite
- Spix's macaw
- Splendid fairywren
- Splendid starling
- Splendid sunbird
- Spot-tailed dasher
- Spotfin shiner
- Spotless oakblue
- Spotted Adonis Blue
- Spotted blue-eye
- Spotted Blue-tailed Skink
- Spotted Bluet
- Spotted boxfish
- Spotted darter
- Spotted dusky-blue
- Spotted eagle ray
- Spotted grass-blue
- Spotted mandarin
- Spotted pea-blue
- Spotted wood kingfisher
- Spreading Jacob's Ladder
- Spring azure
- Spring Bluewing
- Spring Speedwell
- Spring squill
- Spring starflower
- Springer's damsel
- Springeri dottyback
- Springtime Bluet
- Sprite Bluet
- Square-spotted blue
- Sri Lanka Blue Laubuca
- Sri Lanka Blue Magpie
- Sri Lanka whistling thrush
- St. Herman's Blue Hole
- Stark's damsel
- Starling egg
- Steel blue ladybird beetle
- Steel Blue squash
- Steel-blue cricket hunter
- Steel-blue flycatcher
- Steel-blue whydah
- Steelblue blowfly
- Steely blue beetle
- Steephead parrotfish
- Stella Blue squash
- Steller's jay
- Stiff Gentian
- Stokes' aster
- Stoppaniite
- Stork-billed kingfisher
- Straight-Line Sapphire
- Straightwing Blue
- Streaked argus blue
- Stream bluet
- Stringhamite
- Striped blue crow
- Striped dolphin
- Striped kingfisher
- Striped marlin
- Striped squill
- Stuðlagil
- Subarctic Bluet
- Sula dwarf kingfisher
- Sula pitta
- Sulawesi blue flycatcher
- Sulawesi Blue Triangle
- Sulawesi dwarf kingfisher
- Sulawesi lilac kingfisher
- Sulawesi pitta
- Sulawesi Striped Blue Crow
- Sulkowsky's morpho
- Sumatran blue robin
- Sumatran cochoa
- Sumatran leafbird
- Sumatran Oakblue
- Sumatran shortwing
- Sumba eclectus
- Summer azure
- Sun orchid
- Sunda blue flycatcher
- Sunrise dottyback
- Sunset lorikeet
- Sunshine peacock cichlid
- Superb bird-of-paradise
- Superb pitta
- Superb starling
- Supraglacial lake
- Surucua trogon
- Swallow tanager
- Swallow-tailed bee-eater
- Swamp blue-eye
- Swamp bluet
- Swamphen
- Swan River daisy
- Swartberg Blue
- Swift parrot
- Swinhoe's hedge blue
- Swinhoe's pheasant
- Sylhet oakblue
- Syrian Bluet
- Taam Ja' Blue Hole
- Tablas Island Blue Hole
- Tahiti swallow
- Taiga bluet
- Tailed disc oakblue
- Tailed Green-Banded Line Blue
- Tailed Meadow Blue
- Tailless bushblue
- Tailless line blue
- Tailless plushblue
- Taiwan blue magpie
- Taiwan vivid niltava
- Taiwan whistling thrush
- Takahē
- Talaud kingfisher
- Talbot's Ciliate Blue
- Tall Blue Lettuce
- Tamil oakblue
- Tamolitch Blue Pool
- Tamul Waterfall
- Tanahjampea Blue Flycatcher
- Tanimbar blue-tongued skink
- Tanimbar eclectus
- Tantalum
- Tantalus monkey
- Tarantula hawk
- Taygetos Blue
- Te Waihou Blue Spring
- Te Waikoropupū Springs
- Temminck's tragopan
- Ternesite
- Texas cichlid
- Texas indigo snake
- Thallium
- The Grotto (Bruce Peninsula)
- Theresia's blue
- Thorn-Tree Babul Blue
- Threadfin snapper
- Three Sisters Springs
- Three-blueline wrasse
- Three-tailed Sapphire
- Thunderball Grotto
- Tickell's blue flycatcher
- Tien Shan Blue
- Tien Shan mountain blue
- Timor blue flycatcher
- Tinktinkie Blue
- Tiny grass blue
- Tit-like dacnis
- Tite's Blue
- To-Sua Ocean Trench
- Tody motmot
- Tokyo Blue squash
- Tolantongo
- Tongan Blue
- Tonkin snub-nosed monkey
- Topaz-spotted blue
- Torresian kingfisher
- Transparent Blue-eye
- Transparent six-line blue
- Transvolcanic jay
- Trattnerite
- Traveller's palm
- Tree martin
- Tree swallow
- Trembathite
- Tricolored heron
- Trident pencil-blue
- Trifid Nebula
- Trimen's Blue
- Trimen's ciliate blue
- Trimen's Sapphire
- Trinidad motmot
- Trippkeite
- Trolleite
- Tropheus duboisi
- Tropical blue wave
- Tropical Bluetail
- Tropical parula
- True forget-me-not
- Tschortnerite
- Tsomo Mountain Blue
- Tufted jay
- Tufted Vetch
- Tūī
- Tule bluet
- Tumbes swallow
- Turquoise Bay
- Turquoise blue
- Turquoise bluet
- Turquoise cichlid
- Turquoise Coast
- Turquoise cotinga
- Turquoise dacnis
- Turquoise danio
- Turquoise Darter
- Turquoise dwarf gecko
- Turquoise emperor
- Turquoise eyed-metalmark
- Turquoise flatwing
- Turquoise flycatcher
- Turquoise furrow bee
- Turquoise hairstreak
- Turquoise ixia
- Turquoise jay
- Turquoise jewel
- Turquoise longtail
- Turquoise Monitor
- Turquoise parrot
- Turquoise Pool
- Turquoise severum
- Turquoise Shiner
- Turquoise tanager
- Turquoise tigertail
- Turquoise-bellied poison-arrow frog
- Turquoise-browed motmot
- Turquoise-capped Parrotfish
- Turquoise-crowned hummingbird
- Turquoise-fronted amazon
- Turquoise-spotted demoiselle
- Turquoise-throated barbet
- Turquoise-throated puffleg
- Turquoise-tipped Darner
- Turquoise-winged parrotlet
- Tuxedo urchin
- Tweedia
- Twin dusky-blue
- Twin-Spot Blue
- Two-spotted line-blue
- Tyrolite
- Tytler's dull oakblue
- Tytler's rosy oakblue
- Ufipa Blue-winged Grasshopper
- Ultramarine flycatcher
- Ultramarine grosbeak
- Ultramarine kingfisher
- Ultramarine lorikeet
- Ultramarine Oakblue
- Uluguru blue-bellied frog
- Ulysses butterfly
- Umi Jigoku
- Umngot River
- Undulated triggerfish
- Unicolored jay
- Union Glacier
- Upsala Glacier
- Uridim
- Usambara blue-bellied frog
- Usambara bluish-gray caecilian
- Utahite
- Van Son's Blue
- Vanadium
- Vanuatu kingfisher
- Variable Blue
- Variable damselfly
- Variable darner
- Variable sunbird
- Varied bunting
- Varied dusky-blue
- Variegate darter
- Variegated fairywren
- Variegated plushblue
- Vatnajökull
- Vauxite
- Velvet-fronted nuthatch
- Velvet-spotted blue
- Venus's looking glass
- Venustus angelfish
- Venustus cichlid
- Verdigris agaric
- Verditer flycatcher
- Verreaux's coua
- Versicolored Barbet
- Vervet monkey
- Vesper Bluet
- Veszelyite
- Victoria crowned pigeon
- Victoria's riflebird
- Vietnamese blue crested lizard
- Vietnamese pheasant
- Village indigobird
- Vinous oakblue
- Violaceous jay
- Violescent Blue
- Violet four-line blue
- Violet Oakblue
- Violet-capped woodnymph
- Violet-eared waxbill
- Violet-headed hummingbird
- Violetdisc Oakblue
- Viper's bugloss
- Virginia bluebells
- Visayan blue fantail
- Víti
- Vivianite
- Vivid blue rainbow lizard
- Vivid dancer
- Vivid Dotted Blue
- Vlamingi tang
- Vogelkop Blue-Eye
- Vogelkop superb bird-of-paradise
- Vonbezingite
- Vulturine guineafowl
- Wadi Bani Khalid
- Wadi Shab
- Wahoo
- Waitomo Glowworm Cave
- Walker's darner
- Wallace's fairywren
- Walnut blue
- Warren's Blue
- Water hyacinth
- Water Lobelia
- Wattle blue
- Welcome swallow
- Wesselsite
- Western bitter-bush blue
- Western Blue Charaxes
- Western blue devil
- Western blue groper
- Western blue mother-of-pearl
- Western blue sapphire
- Western Blue-banded Forester
- Western blue-tongued skink
- Western Bluebill
- Western Bluewing
- Western crowned pigeon
- Western fence lizard
- Western green lizard
- Western hooded pitta
- Western house martin
- Western pondhawk
- Western pygmy blue
- Western rosella
- Western skink
- Western slender blue-tongue
- Western Stickseed
- Western swamphen
- Western tailed-blue
- Western tragopan
- Wheatleyite
- Whiskered pitta
- White Band Nimble Blue
- White Cerulean
- White Ciliate Blue
- White four-line blue
- White hedge blue
- White marlin
- White oakblue
- White Spotted Sapphire
- White-Banded Babul Blue
- White-Banded Cerulean
- White-banded hedge blue
- White-banded line-blue
- White-Banded Oakblue
- White-banded swallow
- White-bellied blue flycatcher
- White-bellied blue robin
- White-bellied dacnis
- White-bellied kingfisher
- White-browed shortwing
- White-chinned sapphire
- White-collared jay
- White-dot oakblue
- White-edged blue baron
- White-faced heron
- White-fronted bee-eater
- White-mantled kingfisher
- White-naped jay
- White-ringed argus blue
- White-rumped kingfisher
- White-rumped swallow
- White-spotted oakblue
- White-stained oakblue
- White-tailed blue flycatcher
- White-tailed blue robin
- White-tailed flycatcher
- White-tailed jay
- White-tailed swallow
- White-throated bee-eater
- White-throated Blue Swallow
- White-throated jay
- White-throated kingfisher
- White-throated magpie-jay
- White-throated rock thrush
- White-throated swallow
- White-Tipped Blue
- White-tipped lineblue
- White-winged fairywren
- White-winged swallow
- Whitedisc hedge blue
- Whitehaven Beach
- Whitened bluewing
- Whooping motmot
- Wild Comfrey
- Wild Lupine
- Willan's chromodoris
- Wilson's bird-of-paradise
- Wilson's indigobird
- Winchite
- Wineglass Bay
- Wineland Blue
- Wire-tailed swallow
- Wishbone flower
- Witch Head Nebula
- Wonderberry
- Wood blewit
- Wood Forget-me-not
- Wood's Oakblue
- Woodhouse's four-line blue
- Woodhouse's scrub jay
- Woodland blue worm
- Woodland Bluebottle
- Woodland kingfisher
- Woodland Lettuce
- Woodland phlox
- Wooldridgeite
- Worsleya
- Wroewolfeite
- Wykeham's Blue
- Xel-Há
- Xylindein
- Yarrowite
- Yellow-and-blue Forget-me-not
- Yellow-bellied dacnis
- Yellow-bellied sunbird-asity
- Yellow-billed blue magpie
- Yellow-billed kingfisher
- Yellow-sided skimmer
- Yellow-throated leafbird
- Yellow-top mbamba
- Yellowback fusilier
- Yellowbelly damsel
- Yellowdisc tailless oakblue
- Yellowhead jawfish
- Yellowtail blue damselfish
- Yellowtail Blue Snapper
- Yellowtail damsel
- Yucatan jay
- Yungas manakin
- Yvonite
- Zambezi indigobird
- Zambra Oakblue
- Zappey's flycatcher
- Zdenekite
- Zebra blue
- Zebra danio
- Zebra mbuna
- Zephyr blue
- Zimbabwe Yellow-Banded Sapphire
- Zincowoodwardite
- Zulu Blue
Rare · 60 pts (132)
- Agapanthus
- Aster
- Barn swallow
- Betta
- Bilberry
- Bioluminescence
- Bird of paradise
- Blue agave
- Blue Akoya pearl
- Blue anemone
- Blue bottle fly
- Blue chicken eggs
- Blue coral
- Blue corn
- Blue crayfish
- Blue daisy
- Blue diamond
- Blue dragon
- Blue flame
- Blue giant
- Blue haze
- Blue hole
- Blue hour
- Blue ice
- Blue iguana
- Blue Java banana
- Blue jellyfish
- Blue lava
- Blue lobster
- Blue lotus
- Blue marlin
- Blue moonstone
- Blue morpho
- Blue Mountains (New South Wales)
- Blue mussel
- Blue parrotfish
- Blue poison dart frog
- Blue potato
- Blue Ridge Mountains
- Blue shark
- Blue shrimp
- Blue spruce
- Blue star
- Blue starfish
- Blue tang
- Blue tit
- Blue topaz
- Blue vanda
- Blue-and-gold macaw
- Blue-footed booby
- Blue-green algae
- Blue-ringed octopus
- Blue-tongued skink
- Bluebonnet
- Bluefin tuna
- Bluefish
- Bluegill
- Bluestone
- Budgerigar
- Butterfly pea
- Cassowary
- Chalcanthite
- Cherenkov radiation
- Chicory
- Chow Chow tongue
- Cobalt blue tarantula
- Columbine
- Concord grape
- Cornflower
- Crevasse
- Crocus
- Cyanosis
- Damson
- Delphinium
- Dumortierite
- Eastern bluebird
- Eucalyptus
- Flax
- Flying fish
- Forget-me-not
- Giant clam
- Giraffe tongue
- Glacial lake
- Great blue heron
- Great Blue Hole
- Great Smoky Mountains
- Himalayan blue poppy
- Hope Diamond
- Horseshoe crab blood
- Huckleberry
- Hyacinth
- Hyacinth macaw
- Hydrangea
- Ice cave
- Iris
- Jacaranda
- Juniper berry
- Kingfisher
- Lead
- Little blue penguin
- Lupine
- Mackerel
- Mahi-mahi
- Mako shark
- Mallard
- Mandrill
- Monkshood
- Morning glory
- Neon tetra
- Octopus blood
- Ozone
- Pansy
- Paua shell
- Peacock mantis shrimp
- Penicillium roqueforti
- Periwinkle
- Poison dart frog
- Portuguese man o' war
- Rainbow lorikeet
- Red-eyed tree frog
- Robin's egg
- Rosemary flowers
- Sailfish
- Scarlet macaw
- St. Elmo's fire
- Superb fairywren
- Tanzanite
- Tuna
- Turkey
- Wisteria
- Yellowfin tuna
- Zinc
Schooler · 30 pts (20)
- Aquamarine
- Blue crab
- Blue eyes
- Bluebell
- Bluebird
- Bruise
- Cobalt
- Earth
- Glacier
- Ice
- Iceberg
- Lagoon
- Lake
- Lapis lazuli
- Neptune
- Peacock
- River
- Turquoise
- Uranus
- Veins
Plankton · 10 pts (8)
- Blue jay
- Blue whale
- Blueberries
- Ocean
- Sapphire
- Sea
- Sky
- Water
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