A Wyoming woman was on her way home when she came across a lone bison causing a bit of a traffic backup in Yellowstone National Park.

A bison in Yellowstone National Park appeared to stumble into the scalding water of Grand Prismatic Spring, causing its death ...

A group of tourists got dangerously close to a bear in Yellowstone National Park, taking photos as the bear snacked on a ...

A crowd of tourists were seen walking up dangerously close to a bear in Yellowstone National Park and taking photos as it snacked on a patch of grass just a few feet away, video from late May shows.

Visitors to one of Yellowstone National Park's most popular sites saw a bison take its final steps into a hot spring, where ...