Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
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
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A cat can jump FIVE TIMES as high as it is tall!
371