A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Condoms were originally made of animal intestines or linen.
347
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
Dolphins have names for one another.
18