A Republican bill claiming illegal immigration has become an urgent problem in the wilderness on American borders could open ...

Wondering about the most dangerous birds on Earth? We've compiled this list of the Top 20 scariest birds — some that have ...

Authorities on Saturday identified the remaining two hikers found dead on Mount Baldy earlier this week, days after a 19-year ...

Shane Squires, 35, and Robert Conlon, 41, were hiking the nine-mile Greenleaf Trail on Mount Lafayette in New Hampshire on Dec. 12 As they descended the summit, they lost the trail and, at 9:45 p.m., ...

A woman hiking alone in Colorado was killed Thursday in what officials suspect was a rare mountain lion attack, marking the ...

Officials made the discovery on Saturday, saying the body of 55-year-old Erica Fox was found in the ocean south of Davenport Beach in Santa Cruz County. The swimmer, identified as Erica Fox, was an ...

The fatal attack came just weeks after a man fought off a mountain lion in the same area, and after a group of hikers was ...

Hikers found a woman’s body on a trail on Crosier Mountain in Northern Colorado, with a mountain lion nearby, according to a ...

A female hiker was killed by a mountain lion Thursday on the Crosier Mountain trail in Larimer County, Colorado, according to ...

A woman was killed in a suspected mountain lion attack while she was hiking alone in the mountains of northern Colorado on Thursday, in what would be the first fatal attack by one of the predators in ...

Colorado Parks and Wildlife biologists will examine the euthanized mountain lions to find any abnormalities or diseases that ...