10 interesting facts about animal (part 3)

6. In a narwhal, the color of the skin depends on its age: the lighter the skin, the older the narwhal.

7. Koalas have fingerprints similar to human ones.

8. All meerkats have responsibilities in the group in which they live.

9. Crocodiles can’t stick their tongue out!

10. When spider monkeys meet, they hug each other.