Bluespine unicornfish 
Bluespot Damsel 
Bluespotted cornetfish 
Bluespotted Goatfish 
Bluespotted Grouper 
Bluespotted ribbontail ray 
Bluespotted triggerfish 
Bluestreak cleaner wrasse 
Bluestripe snapper 
Bluestriped fangblenny 
Bluestriped Goatfish 
Bluestriped grunt 
Bluethroat 
Bluish flowerpiercer 
Bluish-fronted jacamar 
Bluish-gray Saltator 
Bluish-slate antshrike 
Blunt-headed Snail-eating Snake 
Blunt-headed wrasse 
Blyth's hawk-eagle 
Blyth's river frog 
Blyths horseshoe bat 
Blyths paradise flycatcher 
Blyth’s Hornbill