Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
A dork is a whale's penis.
327
The colossal squid has the largest eyes in the world.
4
The cat brain weighs about 30g.
167
Sharks have been on the planet longer than trees.
14
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6