Incredible Facts About the World (25 pics)

In an average lifetime, a person will walk the equivalent of 5 times around the equator
Frogs can't swallow without blinking because their eyeballs help push food into their stomachs
Your skin renews itself conmpletely every 28 days
Astatine is the rarest element on Earth with less than 1 gram existing in the crust.
Humans have 100,000 hairs on their heads while Otters have 160,000 per sq cm
Cows produce nearly 140 liters of dung daily
In one day 2 cows could fill your bathtub with poop
The jaw is the most commonly used joint in the human body
In one square meter of dirt there can be up to 200 worms
Starfish are not fish and killer whales are not whales
Dolphins can call each other by name
One piece of space junk returns to Earth every day
The average age of a pilliow is 6 years
After those 6 years 10% of the pillow's weight consists of dead skin, mites, and mite dung
In all of history man has only pulled out two olympic sized swimming pools of gold from the Earth
The naked mole rat is immune to cancer and can live with almost no oxygen
The star nosed mole is the fastest eater in the world
Due to gravity the theoretical maximum height of a tree is 130 meters
The mouth of a blue whale can hold its own body weight in water
The longest animal is a marine worm that can grow to 55 meters
The largest living thing is a fungus in Oregon that covers 10 sq km
An average adult contains 7 quintillion joules of potential energy
That's the equivalent of 30 hydrogen bombs
The technology in one Gameboy exceeds all the computing power used to put man on the moon
99% of the Earth's gold is in its core