A new study led by the University of Colorado Boulder carries a warning for one of the Rocky Mountains' most iconic ...

Across North America, mountain lions, bears and gray wolves have made a remarkable comeback over the last 50 years. Once ...

Some you may see, some you might only hear, but you're sure to have encounters with some of these species in Rocky Mountain ...

The Kawuneeche Valley in Rocky Mountain National Park is facing a serious ecological problem as elk and moose have overgrazed ...

The United States is home to several rare animal species that exist nowhere else in the world. Many of them live in protected ...

The reason for declining juveniles remains unknown, but researchers guess that the warming of summer temperatures could be ...

Scientists found Arctic fossils showing ocean life recovered just 3 million years after extinction, revealing how fast ...

Fresh sightings of Himalayan tahrs on Table Mountain have reignited debate about the management of the exotic species.

An unusual culprit has stripped a Colorado park of its shimmering wetlands and dam-building beavers. Rocky Mountain National Park's Kawuneeche Valley has seen an influx of moose and elk that has led ...

New research published in Nature Scientific Reports reveals how gray wolves in Isle Royale National Park seasonally alter ...