7 facts about animals.

1.       Sharks don’t have bones; their skeleton is made entirely of cartilage.

2.       A skunk’s spray can be smelled by humans from a mile away.

3.       The only mammal physically incapable of jumping is the elephant.

4.       Bats are the only mammals that can fly.

5.       Dogs often contagiously yawn after seen a person yawn.

6.       Scientists identify about 15,000 new species each year.

7.       Crows can remember individual human faces for years after an encounter.