Chimpanzees are the only great apes, apart from humans, that have adapted to living on savannas as well as in forests. However, it is not yet well understood how the harsh ecological conditions of the savanna—compared with those of the forest—affect the foods chimpanzees eat and how they obtain them. Now, a study led by the University of Barcelona and the Jane Goodall Institute Spain (IJGE) reveals for the first time the strategies savanna chimpanzees use to make tools and extract aggressive army ants—also known as marabunta—from their underground nests and eat them in these dry, hot habitats. ...read more read less