| The biggest enemies of the Arctic hare are the fox, the polar bear, the wolverine, and the ermine. |
| Aside from humans, their principal enemies are the polar bear and killer whale. |
| Loss of southern pupping areas due to inadequate or highly variable ice conditions may reduce these species as polar bear prey. |
| It has been estimated that an individual polar bear will cover an area equal to 259,000 square kilometres during its lifetime. |
| One of the earth's largest and most powerful carnivores, the polar bear is found in all the world's arctic seas and coastal lines. |
| The Arctic teems with life, from its largest predators, the killer whale and the polar bear, to small birds like the tiny Arctic tern. |
