The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
The cat brain weighs about 30g.
167
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268