An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
Cows can sleep standing up, but they can only dream lying down.
745
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
A group of kittens is called a "kindle".
10
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
A giraffe's kick is so powerful that it can decapitate a lion.
216