Police are responding after a mountain lion was spotted in an Escondido neighborhood.

There's a moment every hiker dreads — that feeling of being watched from the rocks above. In mountain lion country, that ...

Three people have died and others have been sickened by what health authorities suspect is a hantavirus outbreak on a cruise ...

A brave dog is recovering after protecting its owner from a bobcat in Arizona, ending a series of recent attacks. (Adobe ...

To mark Sir David Attenborough's 100th birthday, we celebrate the extraordinary plants and animals scientists have named in ...