An environmental nonprofit wants Colorado Parks and Wildlife to have stricter rules guiding when wolves responsible for repeated livestock attacks can be killed. The Center for Biological Diversity ...

A new wolf pack has emerged in California's northern Sierra, signaling continued growth of the state's small and fragile wolf population - and raising fresh concerns for ranchers in an area where many ...

With multiple gray wolf attacks on cattle in California in the past eight months, some Nevada ranchers and livestock owners may be concerned.

Wolf attacks on California cattle rose from 54 to 122 between June and Sept. State strike teams using nonlethal tools failed to curb escalating livestock losses. Ranchers face economic strain, ...

California wildlife officials euthanized four wolves and will relocate three juveniles. Nonlethal deterrence failed after months; pack killed 87 cattle from March to October. State removes the Beyem ...

Wolves have killed seven sheep, two calves from cattle herds, and injured three calves and one guardian dog in Northeastern Oregon since mid-August, according to investigations from the Oregon ...