Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Two dogs were among the Titanic survivors.
262
Whales and dolphins can't taste anything other than salt.
11
The oldest recorded elephant lived for 82 years.
213
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8