Polar Bear Facts

- The polar bear can live up to 25 years.

- A polar bear's nostrils close when under water.

- Some scientists consider polar bears to be marine mammals.

- Polar bear skin is actually black.

- Polar bears can swim for up to 100 km.

- An adult polar bear usually eats one seal every six or seven days.

- Polar bears are so well insulated they tend to overheat.

- Baby polar bears often starve. 70 percent of them don't reach 3 years.

- A polar bear's fur is oily and water repellent.