Canada Goose 
Canada jay 
Canada Lynx 
Canada warbler 
Canadian toad 
Canal Zone tree frog 
Canarian Chaffinch 
Canary damsel 
Canary white-eye 
Canary wrasse 
Candiru catfish 
Candy Basslet 
Cane toad 
Canelos Tree Frog 
Canis lupis 
Canivets emerald 
Cannatella's Spiny-backed Frog 
Canopy chameleon 
Canthigaster coronata 
Cantor's Dwarf Reed Snake 
Canvasback 
Canyon towhee 
Canyon tree frog 
Cape Barren goose