Newborn polar bear cubs are currently snuggled in dens with their mothers across the Arctic. Polar bears typically give birth ...

"We saw one, then we saw another one, then 20 of them. And they all were inside this building." Abandoned since 1992, the ...

Grizzly bears, for example, are a subspecies of brown bear found in parts of North America. There are many different ...

Polar bears are uniquely adapted to survive in one of the harshest environments on Earth. These majestic animals are ...

Scientists have captured rare footage of female polar bears and their newborn cubs emerging from maternal dens in the Arctic. Using remote cameras and satellite collars, researchers were able to ...

Pregnant polar bear females usually enter the den in late autumn and remain there throughout the winter. They don't eat ...

Two-year-old twin polar bears Kallik (pronounced Kah-LEEK), left, and Kallu (Kah-LOO) take a swim during their public debut ...

While the bears enjoy soaking up the sun, warmer weather triggers several physiological changes. Baxendell explained polar ...

The Western Hudson Bay polar bears are off the ice for a month longer than their parents and grandparents. That hurts their hunting and ability to have healthy cubs that make it to adulthood.

Kallik and Kallu made their public debut at the St. Louis Zoo on March 25. Kallik and Kallu: The twin polar bear brothers are ...