5 More Unbelievable Facts

1. If you lose part of your liver, it can regrow itself.

2.  If you wear headphones, your ears make extra earwax.

3. Nine countries in the world have nuclear weapons.

4. Americans make up 5% of the world’s population, but use 25% of the world’s energy.

5. Gorillas makes burping and grumbling noises when they are happy.