Sloths take two weeks to digest their food.
243
Tigers can see 6 times better at night than humans.
305
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
Dolphins have names for one another.
18
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
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