An Octopus has 3 hearts. See more

A rat can last longer without water than a camel can. See more

Starfish haven't got brains. See more

A group of crows is called a murder. See more

Astronauts grow taller in space. See more

Chewing gum while peeling onions will keep you from crying. See more

The hairs on a polar bear are not white, but clear. They reflect light, so they appear white. See more

The screwdriver was invented before the screw. See more

One quarter of the bones in your body, are in your feet. See more