The rare event marks the 13th known instance of adoption within this well-studied group of polar bears living in the western ...

This is only the thirteenth known case among the population of polar bears that live around Churchill, Manitoba ...

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 polar bear mom emerged from her den with one cub, but was later seen in Churchill, Manitoba, with two. Researchers say she likely adopted an abandoned cub, only the 13th case observed in 45 years.

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 ...

In all but two of the Arctic's 19 polar bear subpopulations, sea ice cover dropped 7 to 19 days per decade from 1979 to 2014. In the Beaufort Sea region, where sea ice now lasts roughly 36 days a year ...

BERLIN -- Germany's oldest zoo, which is home to the world's largest variety of species, welcomed an adorable polar bear cub. Polar bear mother Tonja gave birth to her cub on Dec. 1. The cub has ...