Somewhere in the northern Rockies, a young gray wolf without a pack or a territory is threading its way through a narrow band ...

A female gray wolf known as BEY03F was tracked into Sequoia National Park in California, making her the first known gray wolf to do so in more than a century.

Earlier this year, one of Colorado’s translocated female gray wolves was making broad movements across the Western Slope. Then, one day, she stopped exploring on a wide scale and settled into an area ...

After being hunted to extinction a century ago, gray wolves are continuing their remarkable comeback story in California, with state wildlife officials reporting a modern record number of the apex ...

As gray wolves approach the end of denning season, many are concentrating their activity across Colorado’s central mountains.

California appears to have lost two of its 10 gray wolf packs this year, including one whose adult members were euthanized after they killed nearly 100 calves in a six-month period, state wildlife ...

California's wild wolf population grew 10 percent last year, according to wildlife officials.

A gray wolf has entered Sequoia National Park in California, marking the first publicly known sighting there in more than a century.