Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The oldest recorded elephant lived for 82 years.
213
Gorillas can catch human colds and other illnesses.
205
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Drivers kill more deer than hunters do.
660
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
The elephant brain weighs about 6,000g.
274