Jellyfish as a species are actually older than dinosaurs and sharks.
383
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Alligators can live up to 100 years.
337
Sloths take two weeks to digest their food.
243
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5