runner

Hyoung Chang/MediaNews Group/The Denver Post / Getty Travis Kauffman was running on a trail near Fort Collins, Colorado on Feb. 4, when he heard rustling in the woods behind him. As he turned his head to look, he realized it wasn't a "small woodland creature" as he'd assumed, but a juvenile...

Kathleen Reeder Wildlife Photography / Getty When a man was attacked by an 80-pound mountain lion this past Monday while running near Fort Collins, Colorado, he was able to break free of the lion’s hold and strangle it to death with his bare hands. "The runner did everything he could to save...