When a bison stampede overtakes a bridge at Yellowstone National Park, it's best to get out of the way of the thundering ...

The video shows a bison getting a sudden burst of energy and trying to play in the snow with a fellow member of its herd. It hops through the snow with its tail raised as it circles back around to ...

You can also determine a bison’s mood by looking at their tails. The National Park Service has said that if it’s hanging down ...