Wildlife officials say mountain lion killed newly-reintroduce gray wolf 00:28. A gray wolf that was among those reintroduced to Colorado was found dead last month.

The reintroduced Colorado wolf found dead last month in Larimer County likely died after being attacked by a mountain lion, according to a necropsy conducted by the U.S. Fish and Wildlife Service.

Rangers searched for the cougar immediately after the attack and were later joined by a canine team, the National Park ...

A 4-year-old was rushed to the trauma center after being mauled by a mountain lion in Washington state. The child had been ...