Cape Sparrow 
Cape starling 
Cape Sugarbird 
Cape Wagtail 
Cape Weaver 
Cape white-eye 
Capped conebill 
Capped wheatear 
Capuchinbird 
Caquetá Seedeater 
Carib grackle 
Caribbean elaenia 
Caribbean martin 
Carolina Chickadee 
Carolina Wren 
Carolinian reed warbler 
Carp's tit 
Carrion Crow 
Casqued oropendola 
Cassin's kingbird 
Cassins finch 
Cassins vireo 
Castelnau's Antshrike 
Cattle tyrant