Common vole 
Common warthog 
common wombat 
Coppery titi 
Coquerel's Sifaka 
Coquerels giant mouse lemur 
Corsac fox 
Cotton-top tamarin 
Coues' White-Tailed Deer 
Cougar 
Coyote 
Coypu 
Crab-eating fox 
Crab-eating Raccoon 
Cream-coloured giant squirrel 
Crested porcupine 
Crowned lemur 
Crowned shrew 
Cuban hutia 
Culpeo 
Dall sheep 
Dalls porpoise 
Dama gazelle 
Dassie rat