The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Bats sleep 18-20 hours per day.
5
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268