List aves families
Accipitridae
Gray hawk, Mexican goshawk
Acrocephalidae
moustached warbler
Aegithalidae
Long-tailed tit
Aegithinidae
Green iora
Alaudidae
Crested lark, Maghreb Lark
Alcedinidae
hook-billed kingfisher
Alcidae
Spectacled guillemot, sooty guillemot
Alcippeidae
Yunnan fulvetta
Anatidae
Red-crested pochard
Anhingidae
anhinga, snakebird, darter, American darter, water turkey
Apodidae
chimney swift
Aramidae
limpkin, carrao, courlan, crying bird
Ardeidae
Black heron
Artamidae
Australian magpie, black-backed magpie