Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Dolphins have names for one another.
18
Drivers kill more deer than hunters do.
660
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Alligators can live up to 100 years.
337
Parrot parents "name" their children with a signature call.
112
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12