Wildlife officials now are monitoring four potential wolf dens and said Monday that it was “likely there are an unknown ...

The cause of death will follow a necropsy by the U.S. Fish and Wildlife Service. The male was originally from British ...

Another gray wolf that was brought to Colorado as part of the state's reintroduction program has died, officials said on ...

It’s been a week of bad news for supporters of Colorado’s voter-mandated efforts to reintroduce gray wolves. Colorado Parks ...

Another wolf that was reintroduced to Colorado has died, and wildlife officials are continuing to monitor several potential ...

Colorado Parks and Wildlife announced it received a mortality alert for a male gray wolf on Saturday in the northwest part of ...

Five of 15 wolves captured in British Columbia and released in Colorado in January have died in less than six months.

A gray wolf was found dead in northwest Colorado over Memorial Day weekend, according to Colorado Parks and Wildlife ...

Colorado Parks and Wildlife confirms a gray wolf death in northwest Colorado as federal officials launch an investigation.

Colorado Parks and Wildlife has made a "difficult" decision to kill a wolf that was repeatedly attacking livestock.

The decision came after nearby ranchers reported a string of wolf attacks around Memorial Day weekend. Those incidents left ...