As dusk began to fall on Yellowstone National Park, the male grizzly bear wandered down a hill in hopes of getting a free ...

Yellowstone National Park is home to breathtaking landscapes and diverse wildlife, but do you know which animal poses the ...

Are we ready for a mega-blast from the supervolcano in Yellowstone National Park?

Wolves are known to travel long distances, but one Colorado wolf covered the distance equivalent from Denver to San Francisco in four months.

The Estes Valley Watershed Coalition​, a nonprofit organization that supports healthy, diverse and resilient ecosystems ...

Over the last month, two of Colorado’s latest gray wolf transplants were killed after crossing the border into Wyoming.

Those who want to learn about Yellowstone wildlife in a more controlled environment should take a break from the park and head to the Grizzly & Wolf Discovery Center. This nonprofit (that's also ...

The challenge with de-extinction efforts is that they pull the spotlight away from the gravest crises on the planet.

Dire wolves — or really, wolves with traits like the extinct species — are back. But New York has plenty of its own ...

Wrangell-St. Elias National Park and Preserve is the largest national park in the United States. Here, you can camp on Root ...