an important plant in the savanna ecosystem is the whistling-thorn tree. It’s a favorite snack for elephants and a preferred hiding spot for lions. It’s also the home to the native acacia ant ...

Having lost their bodyguards, the acacia trees are being ... particularly effective at defending the trees against elephants, “thereby stabilising savanna tree cover across entire landscapes ...

To see a cheetah bound across the Serengeti savanna; to spy a lioness begin her stealthy attack on a grazing herd of gazelle; to gaze at the silhouettes of a giraffe and an acacia tree at sunset ...

revealing an ecological shift in East Africa's savannas involving the "big-headed" ant and its impact on the giant African lion's hunting habits. Native ants historically protected acacia trees in ...