Dolphins have names for one another.
18
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A cow produces around 200,000 glasses of milk in her lifetime.
373
The head of a jellyfish is called the "Bell."
6
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11