In Yellowstone National Park, when a bison dies it’s not long before wolves or grizzly bears move in on the carcass. If one or two wolves are on the carcass, a lone grizzly bear can usually clear them ...

A guide in Yellowstone National Park has captured extraordinary footage showing a grizzly bear and her cubs chasing a wolf from they bison carcass they had claimed. But Billy Fabian’s footage also ...

In Yellowstone National Park, when a bison dies it’s not long before wolves or grizzly bears move in on the carcass. If one or two wolves are on the carcass, a lone grizzly bear can usually clear them ...

Wildlife encounters in national parks continue to surprise and captivate visitors. In Yellowstone, tourists watched in awe as a grizzly bear appeared with five cubs in an extremely rare sighting ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Bears have started to emerge from their dens in Yellowstone National Park. Grizzly bear tracks ...