The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
When you shave a guinea pig it looks like a little hippo.
19
When dragonflies mate, their tails form a love heart.
22
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
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Jellyfish as a species are actually older than dinosaurs and sharks.
383
A dairy cow can produce more milk when listening to music.
446