Wolves are a remarkably adaptable, highly intelligent, sociable group of mammals, inhabiting a variety of ecosystems from mountainous terrains in Switzerland to lush forests in China and even arctic ...

Remains of an ancient Arctic rhino indicate that land mammals traversed the North Atlantic via land bridges, and did so much more recently than previously thought.

The life of one of the most remote grizzly bear populations in the world is being documented by the animals themselves, with collar cameras that provide a rare glimpse of ...

As human activity grows in the Arctic, underwater noise is spreading through icy waters, disrupting how many animals communicate.

A population of bears in Norway’s Arctic is confounding scientists’ expectations, getting fatter and healthier even as the sea ice melts rapidly.

Seals favored by Svalbard bears are becoming easier to hunt as ice declines, a study found. But researchers say the situation may be temporary.