Blue-lined surgeonfish 
Blue-lipped Forest Anole 
Blue-lored antbird 
Blue-mantled Thornbill 
Blue-naped Chlorophonia 
Blue-naped Mousebird 
Blue-naped Parrot 
Blue-necked tanager 
Blue-shouldered robin-chat 
Blue-sided leaf frog 
Blue-speckled Forest Skink 
Blue-spotted pufferfish 
Blue-spotted salamander 
Blue-spotted spinefoot 
Blue-spotted sunfish 
Blue-spotted wood dove 
Blue-tailed Bee-eater 
Blue-tailed emerald 
Blue-tailed skink 
Blue-thighed Rainfrog 
Blue-throated bee-eater 
Blue-throated brown sunbird 
Blue-throated keeled lizard 
Blue-throated Litter Skink