Blue whistling thrush 
Blue wildebeest 
Blue-and-black tanager 
Blue-and-gold snapper 
Blue-and-gold tanager 
Blue-and-white flycatcher 
Blue-and-white swallow 
Blue-and-yellow grouper 
Blue-and-yellow Macaw 
Blue-and-yellow tanager 
Blue-backed conebill 
Blue-backed manakin 
Blue-banded kingfisher 
Blue-banded pitta 
Blue-banded Toucanet 
Blue-bearded Bee-Eater 
Blue-bellied poison frog 
Blue-bellied Roller 
Blue-billed duck 
Blue-billed teal 
Blue-black grassquit 
Blue-breasted bee-eater 
Blue-breasted Kingfisher 
Blue-browed tanager