Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
The Basenji dog is the only dog that is not able to bark.
4
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6