The ant acacia is a small, thorny tree found in different parts of Costa Rica. It is famous, not for its impressive thorns or its ability to thrive in harsh environmental conditions, but because of ...

Ants known to defend certain species of Acacia trees from elephant predation deter the massive herbivores so effectively that they are impacting entire savanna ecosystems, according to a study ...

At the Ol Pejeta Conservancy, a wildlife preserve in central Kenya, lions and cheetahs mingle with zebras and elephants across many miles of... When tiny, invasive ants go marching in ... and alter an ...

Native acacia ants are killed by the smaller invasive big-headed ants, leaving whistling-thorn trees defenseless against elephants. Credit: Pat Milligan When people talk about the interconnectedness ...

On the African plain, only the strongest survive. So, it is understandable when certain species work together to survive the harsh conditions. The whistling-thorn acacia tree is just one example of ...

The story of how tiny ants managed to push lions to kill more African buffalo shows how the arrival of an invasive species can affect multiple animals that seem to have no connections. At an animal ...

Listen to more stories on the Noa app. Out on the savannas of East Africa, lions have always loomed large. Clocking in at several hundred pounds apiece and capable of ending a zebra’s life in a single ...

“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 ...

Postdoctoral scholar Patrick Milligan recently published a paper that he started during his doctoral studies and is continuing during his National Science Foundation fellowship in Elizabeth Pringle’s ...

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 ...

NEW YORK — A tiny invasive ant muscled into a Kenyan savannah and sparked such a dramatic transformation in the landscape that even the local lions changed the way they hunt, according to research ...

An army of invasive ants has been so disruptive to a Kenyan ecosystem that it has changed the hunting habits of a pride of lions. The big-headed ant species, which originated on the island of ...