Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Two dogs were among the Titanic survivors.
262
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
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
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255