Genetically, polar bears and grizzly bears aren’t all that different. Scientists believe that polar bears split from grizzly bears between 250,000 and 130,000 years ago. The two species are actually ...

Northern hunters, scientists and people with vivid imaginations have discussed the possibility for years. But Roger Kuptana, a guide from Canada’s Sachs Harbor was the first to suspect it had actually ...

After what appeared to be another grizzly-polar hybrid bear was killed in Nunavut last week, scientists are continuing the debate over what this means for the future of polar bears in an era of ...

Based on the genetic sequences analyzed, modern polar bears were more closely related to Irish brown bears than ancient polar bears. ((Canadian Press)) A female grizzly bear who lived in Ireland less ...

The animal confirmed last week to be half polar bear, half grizzly bear is certainly weird, scientists say, but he's not necessarily a symbol of global warming or anything else. Last week, DNA ...

TORONTO – A DNA test has confirmed what zoologists, hunters and aboriginal trackers in the far northern reaches of Canada have dreamed of for years: the first documented case of a grizzly-polar bear ...

TORONTO — A DNA test has confirmed what zoologists, hunters and aboriginal trackers in the far northern reaches of Canada have dreamed of for years: the first documented case of a grizzly-polar bear ...

When he heard the news of a grizzly-polar bear hybrid shot in Canada's Arctic last month, Tom Seaton thought back to an unusual polar bear hide he'd once seen at Nelson Walker's home in Kotzebue. "He ...

If you had to guess which bear is more dangerous — the polar bear or the grizzly — what would your answer be? As climate change continues to reshape the Arctic, shrinking sea ice has forced these two ...

Climate change is steering grizzly bears and polar bears on a collision course. When they meet in the middle, fights are inevitable. Find out who is favored to win, evolutionarily speaking. Image by ...