Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Domestic pigs average a top speed of about 11 miles per hour.
182
A group of kittens is called a "kindle".
10
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
A 42-foot sperm whale has about 7 tons of oil in it.
209
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268