Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Parrot parents "name" their children with a signature call.
112
Drivers kill more deer than hunters do.
660
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13