Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
A puppy is born blind, deaf, and toothless.
16
Sloths take two weeks to digest their food.
243
Sheep, goats, octopuses, and toads have rectangular pupils.
7
When cats are happy, they may squeeze their eyes shut.
10
Penguins have a gland above their eye that turns saltwater into freshwater.
12