A program to reintroduce the predators is essentially blocked, with Colorado leaders saying the state is being punished for ...

Reintroducing grey wolf populations to the wild has been a controversial topic. Researchers studying grey wolf populations in Yellowstone National Park have discovered an intriguing reason why some ...

January 2018 photo released by the National Park Service shows a wolf from the Wapiti Lake pack silhouetted by a nearby hot spring in Yellowstone National Park, Wyo. Park officials say hunters in ...

Over the last month, two of Colorado’s latest gray wolf transplants were killed after crossing the border into Wyoming. Colorado Parks and Wildlife expects these types of movements into other states ...

The bill, introduced by Colorado Congresswoman Lauren Boebert, now heads to the Senate after passing largely along party lines.