Spotted hyenas, the social, carnivorous creatures often referred to as "laughing hyenas," live across Africa and east to India. Their laughing sound, however, "has nothing to do with hyenas having a ...

April 23, 2009 -- Deteriorating screws in bridges, fish that listen in the dark, medical devices that use sound to treat disease, the detected comeback of a long-gone whale, the sound of hyenas, ...

Sure, hyenas laugh. But did you know they groan, giggle and whoop too? Researchers at UC Berkeley have been listening to the calls of a colony of hyenas in the Berkeley hills and just released a paper ...

Their high-pitched menacing cackle is nothing to boast about. But it seems that is exactly what the hyena is doing when its distinctive laugh echoes across the savannah. Scientists have found a ...