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 ...

North America's three bear species — black bears, grizzly bears and polar bears — don't typically live in the same place. But in Wapusk National Park, on the west coast of Hudson Bay in northern ...

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 ...

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 ...

There may now be two kings of the Canadian tundra—grizzly bears sightings are on the rise in the polar bear capital of the world, a new study says. The preliminary report notes an increase in grizzly ...

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 ...