The largest earthworm on record was found in South Africa and measured 22 feet.
151
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Mosquitoes don't just bite you, they also pee on you.
11
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12