Yellowstone Bison Are Built for Winter Survival With a dense coat, a powerful mass of muscle and a large head ideally suited for clearing away snow and locating buried grass, bison are built for ...

Bison also have a large shoulder hump and a shaggy fur coat that grows thick in the winter, especially around their head and ...

Though bison are well-suited for the harsh climate of Yellowstone National Park, the winters from 1995 to 1997 were particularly severe in the high country, forcing bison to leave the park in ...