The red fox is the only animal which is known to ... With fine warm underfur making up 70% of its coat and furry feet soles, the arctic fox is the best insulated mammal on earth.
Veterinarians are working to nurse an Arctic fox back to health and find ... spurred speculation that it could be an albino ...
Red foxes are encroaching farther north, competing with local Arctic foxes for food and habitat. Sometimes, they come into direct competition with each other, as shown in this grisly photograph by ...