At the Ol Pejeta Conservancy, a wildlife preserve in central Kenya, lions and cheetahs mingle with zebras and elephants across many miles of savannah – grasslands with "whistling thorn" acacia trees ...

A new study explores a disruptive force in the delicate African ecosystem that holds consequences for even top predators like lions. The big-headed ant, first recorded on the island of Mauritius, has ...

“The ant and the zebra” sounds like the title of one of Aesop’s fables. Like all good fables, this one has a moral, which is that tinkering with nature has unpredictable consequences. Unlike the Greek ...

The invasion of non-native species can sometimes lead to large and unexpected ecosystem shifts, as Douglas Kamaru and colleagues demonstrate in a unique, careful study that traces the links between ...

The presence of invasive ants in trees indirectly reduced the number of zebras preyed upon by lions, researchers observed in a study at a nature reserve in Kenya. Published in Science, the study noted ...

New research led by a University of Wyoming graduate student shows that invasive ants in a Kenyan savanna have caused lions to change their predatory behavior. As detailed in the journal Science, the ...

In the African country of Kenya, scientists have discovered that big-headed ants are making it harder for lions to hunt zebras.

Data gathered through years of observation reveal an innocuous-seeming ant is disrupting an ecosystem in East Africa, illustrating the complex web of interactions among ants, trees, lions, zebras and ...