For decades, hunters and scientists speculated about the existence of grizzly–polar bear hybrids – until April 16, 2006, when ...

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 ...

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 ...

(NEXSTAR) – A new breed of hybrid polar and grizzly bear has been seen stalking the arctic, and experts say the new species arose due to the effects of climate change. So-called “pizzly” bears were ...

A new study shows how much food polar bears leave behind — and how their decline threatens scavengers across the Arctic.