A slumbering Arctic fox in winter will wrap its long, bushy tail around its body for added warmth. Its feet are covered in dense fur to insulate against the cold and provide traction on the ice.

When I was in the Arctic last summer, we learned about the Arctic fox, which is now classified as an endangered species. On Herschel Island, I met two scientists who were studying not only Arctic ...

Footage captured by the Point Defiance Zoo & Aquarium shows Arctic fox duo Sven and Freya playing in their brown fur coats in September, and then walking around in their thick, white winter coats ...