A video taken in Yellowstone National Park shows a lone female wolf competing with two grizzly bears for the rights to a ...

A herd of bison gorged on fresh green grass while roaming Mammoth, Wyoming on the northwest edge of Yellowstone National Park ...

If you live in Yellowstone National Park, you pretty much know what you signed up for, but this woman got delightful video of ...

A herd of bison gorged on fresh green grass while roaming the town of Mammoth, Wyoming, on the northwest edge of Yellowstone National Park, on Tuesday, April 29.Video from local resident Cindy Shaffer ...

Fuller had been to Yellowstone once as a kid, and he remembered it as overcrowded and full of road construction. But a road ...