When cats are happy, they may squeeze their eyes shut.
10
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Alligators can live up to 100 years.
337
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12