Cacatuidae
Salmon-crested cockatoo, Moluccan cockatoo
Calcariidae
Snow bunting
Calyptomenidae
Whitehead's broadbill
Campephagidae
white-bellied minivet
Capitonidae
Lemon-throated barbet
Caprimulgidae
White-tailed nightjar
Cardinalidae
Flame-colored tanager, stripe-backed tanager
Casuariidae
Dwarf cassowary, Bennett's cassowary, little cassowary, mountain cassowary, muruk
Cathartidae
South American black vulture
Certhiidae
Brown creeper, American treecreeper
Cettiidae
broad-billed warbler
Charadriidae
European golden plover, European golden-plover, Eurasian golden plover, golden plover
Chloropseidae
golden-fronted leafbird
Ciconiidae
Black stork
Cinclidae
White-throated Dipper
Cisticolidae
cricket warbler, cricket longtail, scaly longtail, cricket prinia
Coliidae
Blue-naped mousebird, blue-naped coly
Columbidae
African green pigeon
Coraciidae
Oriental dollarbird
Corvidae
northern raven
Cotingidae
Three-wattled bellbird
Cracidae
Blue-billed curassow
Cuculidae
common hawk-cuckoo, brainfever bird