It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Lobsters have blue blood.
476
A puppy is born blind, deaf, and toothless.
16
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156