Sloths take two weeks to digest their food.
243
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
When you shave a guinea pig it looks like a little hippo.
19
