Crafty, agile and well adapted to survive extremely low temperatures, this fox is an integral part of the Arctic ecosystems that circle the northern part of the planet. Like polar bears, Arctic foxes ...

Crafty, agile and well adapted to survive extremely low temperatures, this fox is an integral part of the Arctic ecosystems that circle the northern part of the planet. Like polar bears, Arctic foxes ...

Learn about the effects of a changing climate on the Arctic ecosystem and four of its well-known mammals: the polar bear, the walrus, the Arctic fox and the beluga whale. The term “climate ...

Known for their remarkable survival skills, Arctic foxes are a vital part of the tundra ecosystem. While the polar bear is often the first animal associated with the Arctic, the much smaller ...

This sea ice is the foundation of an entire ecosystem ... for resources and space. Red foxes are encroaching farther north, competing with local Arctic foxes for food and habitat.

A young Arctic fox has walked across the ice from Norway's Svalbard islands to northern Canada in an epic journey, covering 3,506 km (2,176 miles) in 76 days. "The fox's journey has left ...