Mountain lions are known by many names: panthers, pumas, cougars, and catamounts, for example. However, there is one moniker that perfectly describes one of their more unusual characteristics: the ...

DETROW: Or some version of that sound. This particular roar comes courtesy of a lion named Jeronimo (ph). Well, what if I told you that this sound... (SOUNDBITE OF LION ROARING) DETROW: ...Was also a ...

A hiker on the El Cajon Mountain Trail in San Diego County, California, was stopped in his tracks by a deep rumbling sound-a mountain-lion growl-and he said it scared the living daylights out of him. ...