Learn why polar bears have white fur and other cool facts, plus WWF’s efforts to protect them and their Arctic habitat from ...

Polar bears are one of the most important apex predators in the Arctic. Their presence helps to keep the populations of aquatic animals, such as seals and walruses, in check. Were they not there, ...

New proposal suggests drastic plan to save endangered species. July 19, 2008 — -- If the most dire climate predictions come to pass, the Arctic ice cap will melt entirely, and polar bears could ...

Polar bears are synonymous with the whiteness of their fur. However, their fur is not actually white. It's transparent and covers black skin. Why, then, do they not look like black bears? The polar ...