Key to the Carnivora
           
 
 Hind feet enlarged and webbed; base of tail thick, tapered into body contour in streamlined fashion; total teeth 36
   
 Hind feet smaller and unwebbed; tail not tapered into body; total teeth 34 (Mustela)
 
           
Artiodactyla
 - 
Carnivora
 - 
Chiroptera
 - 
Didelphimorphia
 - 
Insectivora
 - 
Lagomorpha
 - 
Rodentia
 - 
Xenarthra
Scientific Names - Common Names