How an invasive ant changed a lion’s dinner menu

The impact rippled up from ants to trees to elephants to lions and their prey

A photograph of two lionesses walking through the Ol Pejeta Conservancy in Kenya with minimal tree cover.

When there’s not enough tree cover, lions in the Ol Pejeta Conservancy in Kenya switch from their favorite food — zebra — to buffalo. What’s taking down the trees? Invasive ants, which are messing up the ant-tree mutualism that protects trees from elephants.

Victoria Zero

How did the ant steal the lion’s dinner? This isn’t the beginning of one of Aesop’s Fables.