A conservation group is suing the U.S. Fish and Wildlife Service, arguing its decision not to release a national gray wolf recovery plan violates the Endangered Species Act.

The population of wolves in California was eradicated in Southern California by hunters and trappers in the 1920s ...

L.A. wolf has left the county ...

Wolves usually rely on cooperation to survive. Hunting large prey such as elk typically involves multiple pack members working together to isolate and exhaust an animal. That reality makes one ...

Peak mating season is around Valentine's Day for wolves. A young female traveled 500 miles in search of a mate, from the northern Sierra to LA ...

A wolf from the Upper Deschutes Pack was recently filmed running along a biking path in the Caldera Springs community near Sunriver. The sighting was captured in a residential area as the animal ...

A 3-year-old female gray wolf fitted with a GPS collar has traveled nearly the length of the Sierra Nevada, marking the ...

Wildlife managers are now tracking five more gray wolves in Northern California with satellite tracking collars.

A 3-year-old gray wolf may be roaming in Los Angeles County in search of a mate -- a major milestone for a species that was ...

According to the Center for Biological Diversity, the gray wolf population numbers less than 8,000 individuals across the ...

A gray wolf has graced Los Angeles County with its presence for the first time in about a century. The visit marks a major milestone for the species, which had once been completely pushed out of the ...

California wildlife officials say that the wolf, which was born in Plumas County north of Lake Tahoe, traversed through the Sierra Nevada and was detected northwest of Lancaster early Saturday.