One of Colorado’s female gray wolves died in July after traveling to Wyoming. This is the third of the state’s reintroduced ...

Judge rules that U.S. Fish and Wildlife Service must reconsider decision about relisting wolves in the Rocky Mountains under ...

The decision doesn’t change the status of wolves, but it forces the agency to revisit the question of whether they should be ...

Johnnie LeFaiver took her son to the Lamar Valley in Yellowstone National Park this summer, because the experience of ...

The U.S. Fish and Wildlife Service today released into the wild an endangered Mexican gray wolf called Asha, along with her mate and pups. Asha was featured in National Geographic and other media for ...

In one of the most remarkable ecological comebacks in modern conservation, grey wolves—reintroduced to Yellowstone National ...

She was killed by the Rescue Creek pack three days before Christmas, according to the Yellowstone Wolf, Cougar and Elk Project annual report.

Yellowstone is the oldest national park in the world, first established in 1872 by President Ulysses S. Grant, and it remains ...

She was killed by the Rescue Creek pack three days before Christmas, according to the Yellowstone Wolf, Cougar and Elk ...

One of the wolves being tracked by Colorado researchers was found dead in Wyoming in late July, state officials announced on ...