When temperatures dip below zero in Yellowstone National Park, tourists are scarce but the park’s 4,500 bison carry on out of necessity. The accompanying footage, courtesy of Yellowstone Forever ...

A huge herd of bison trekked through deep snow in Yellowstone National Park, surreal video shows. Screenshot of Yellowstone Forever's video on Instagram A huge herd of bison trekked across a snowy ...

Ask any avid angler about fly fishing ... a halt when herds of bison are crossing the road or all the cars have stopped to look at an animal. The wildlife and iconic Yellowstone sights — such ...

Yellowstone bison feed along a spring. Although brucellosis was its main concern, a lawsuit filed by Montana officials cited studies that bison are damaging riparian areas and contributing to erosion.

A Montana driver was startled when a herd of bison swarmed her car as she drove through snowy Yellowstone National Park in early January. Cindy Shaffer stopped her vehicle once she noticed the bison ...