National Geographic captures a tender moment between a polar bear mother and her cub in a photo by Martin Gregus Jr., as they wait for sea ice to return.

In the remote, icy expanse of the Arctic, the survival of a species begins with a remarkable act of resilience and devotion. The journey of a polar bear mother, from conception to raising cubs in one ...

A mother polar bear has made the decision to adopt - a move that scientists say is extremely rare - and the new family was caught on video. Researchers had tagged the five-year-old mother, also known ...

Happy International Polar Bear Day! For 21 years, conservation nonprofit Polar Bears International has celebrated these ...

Kiska the polar bear has been a charismatic character at the Albuquerque BioPark since 1997, wowing visitors with his white coat, huge paws and playful demeanor. Zoo-goers celebrated their bear for ...

Regular folks who care about wildlife generally know that climate change is bad for polar bears, but they have only vague ideas about the mechanics of it. We picture polar bears floating on ice floes ...

The 5-week-old cub began to open her eyes Friday. — -- A sleeping polar bear cub at an Ohio zoo was caught apparently dreaming and the zoo got the adorable slumber on video. In the video, the cub ...