Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
A giraffe's kick is so powerful that it can decapitate a lion.
216
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
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
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