When scientists in Canada came across a female polar bear with two cubs in the fall, they made an unusual discovery: One of the young was not her own offspring but instead a rare documented example of ...

When a female polar bear located near Western Hudson Bay in Churchill, Manitoba emerged from her den last spring, researchers documented that she had one young cub by her side. The baby was tagged to ...

Researchers in northern Canada have observed a rare case of polar bear adoption, capturing video footage of a wild female bear caring for a cub that was not her own. "Cub adoption is relatively rare ...

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Dec. 18 (UPI) --A team of Canadian researchers have documented a rare case of a female polar bear adopting an unrelated cub who was apparently orphaned. The nonprofit group Polar Bears International ...