Ranger naturalist George D. Marler meticulously documented changes in hydrothermal activity in the geyser basins of ...

One might think that the National Park Service and the State of Montana, the two entities charged with stewardship of ...

A year after Colorado kicked off its historic wolf restoration program, the state has brought a second group of Canadian ...

"He should be ashamed of himself." Video of tourist breaking rules at National Park sparks outrage: 'It's so aggravating' ...

Wildlife recently passed a major milestone as it's been 30 years since wolves were reintroduced in Yellowstone National Park.

Temperatures ranged from minus 20 to 40 degrees across Wyoming between Sunday and Monday, but that's still nowhere close to ...

Wildlife recently passed a major milestone as it's been 30 years since wolves were reintroduced in Yellowstone National Park.

Discover Yellowstone National Park, the geological crown jewel of the United States, home to the famous Grand Prismatic ...

During a big week for Yellowstone wildlife, Missoulians gathered at Xplorer Maps to learn more about two of the park’s key ...

By Shannon Lukens. Photos courtesy Colorado Parks and Wildlife. Caption: A Gray Wolf stands outside of its crate for a brief ...

Extremely rare footage shows the cougar, or mountain lion, attempting to gain an edge on several goats perched on a cliff.