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 ...

SEATTLE — A new pack of Mexican gray wolves has arrived at Seattle's Woodland Park Zoo, offering visitors a chance to see these critically endangered animals in the Living Northwest Trail. The four ...

Officials believe the female wolf's migration marks a turning point for the mapping of the species' territory ...

Asha, a Mexican gray wolf who has captured the hearts of New Mexico residents, has lost the mate who fathered her first litter of pups last year. A quarterly report from the Mexican Wolf Recovery ...

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 ...

A gray wolf collared for studying. (California Department of Fish and Wildlife) A single gray wolf pack in Northern California imposed at least $2.6 million in economic costs on ranchers and state ...

For wolves in Yellowstone, it’s all about survival. Pack members sometimes put the smackdown on each other, just to maintain ...

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