Two mountain lions were euthanized and a search was ongoing for a third. Necropsies will be performed on the animals as well ...

Colorado wildlife officials are investigating a suspected fatal mountain lion attack after a hiker was found dead on New Year's Day.

First fatal attack in a quarter-century Colorado wildlife officers euthanized two mountain lions after hikers discovered an adult woman dead on the Crosier Mountain Trail in Larimer County on January ...

A woman died after a suspected mountain lion attack south of Glen Haven in unincorporated Larimer County, authorities say.

Students of an elementary school were left terrified for their lives after a grizzly bear ambushed and attacked them. Several students suffered injuries, and one male teacher was also severely wounded ...