When you think of a hyena, you make think of their signature laughter. But not all hyenas laugh. In fact, their laughter is actually a vocalization of distress, often used to signal threats or attacks ...

The animals help redistribute calcium and phosphorous by crunching bones. This is an Inside Science story. The crushing jaws of hyenas may act as a kind of nutrient blender, grinding out calcium and ...

For as long as there have been lions and spotted hyenas, the carnivores have competed with each other. The gore-flecked conflicts over carcasses on the African grassland are just the latest skirmishes ...