Polar bears are super interesting animals. Here are some cool statistics about them.
| 1. | Polar bears evolved between 343,000-479,000 years ago |
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| 2. | Polar bears typically have a litter every 3 years |
| 3. | A recent study estimates there are 23,000 polar bears world wide. |
| 4. | Polar bears are classified as marine mammals. |
| 5. | A polar bear skin is actually black. |
| 6. | They can swim constantly for days at a time. |
| 7. | Scientists can extract polar bear DNA from just their footprints. |
| 8. | Polar bears can currently be found in five different countries. |