Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Sharks, like other fish, have their reproductive organs in their chests.
248
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11