Male lion roaring. This roaring lion is Mr.T of the Mapogo Lion CoalitionSit back, relax, and enjoy this lion roaring sound!Filmed in the Sabi Sand Nature Reserve, Greater Kruger National Park, South ...

Not all cats roar (which is probably a good thing for those of us who own housecats), but those that do fascinate us with their mysterious and frightening sounds. Research published this week in PLoS ...