A small common finch (Passerina cyanea) of North and Central America, the male of which has deep blue plumage.

• 靛蓝鹀：一种常见的雀科小鸣鸟（小麻雀属靛蓝彩鹀）产于中北美洲，雄鸟具有深蓝色的羽毛