Early American humans hunted car-size armadillos and used their shells for houses.
12
Squirrels forget where they hide about half of their nuts.
698
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
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
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Sloths take two weeks to digest their food.
243
A cow produces around 200,000 glasses of milk in her lifetime.
373