Unknown facts

1.Nearly 10 percent of all of a cat's bones are in its tail.

2.In the winter time reindeer grow their facial hair long enough to cover their mouths, which protects their muzzles when grazing in the snow. Beard-os! 

3.Shrimps hearts are in their heads. 

4.An ostrich's eye is bigger than its brain.

5.Other than humans, emperor penguins are the only warm-blooded animal to stay on Antarctica for the winter.

6.Only half of the dolphin’s brain goes to sleep when asleep and the other half stays awake.