The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
A dairy cow can produce more milk when listening to music.
446
Mosquitoes don't just bite you, they also pee on you.
11