10 interesting facts about animal (part 10)

6. Emus cannot walk backwards.

7. Sponges create their own special chemicals that are released into the water to protect them from predators.

8. Mice have more bones than humans: about 230. Humans have 206.

9 On average, a hen lays 190 eggs a year

10. If a lion and a polar bear start to fight, then the polar bear will win