One of the brothers will be a companion for a female wolf at the sanctuary who recently lost her lifelong partner.

Two new studies examining gray wolves in California paint a complex picture of life on California's ranching landscapes. The ...

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 ...

A study published Wednesday shows what gray wolves in California are eating. It's cause for concern.

Wildlife officials in Colorado have reported three new gray wolf packs as part of the state's plan to rebuild populations in the area, and shared footage of three pups captured on a trail camera.

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 ...

The lone gray wolf sighted in Siskiyou County this spring wasn’t quite so lonesome as it once appeared. On Thursday, the California Department of Fish and Wildlife released photos of five wolf pups ...

SAN FRANCISCO — Wildlife crews are no longer actively searching for two juvenile gray wolves who were part of a pack that killed dozens of cows and calves last summer in Northern California’s Sierra ...