DNA from chimpanzee poo could be used to return illegally traded chimps to their natural homes

The genetic data collected from chimp poo also sheds light on their evolutionary history.

Eastern chimpanzee juvenile male 'Gimli' aged 8 years playing with his brother 'Gizmo' aged 3 years (Pan troglodytes schweinfurtheii). Gombe National Park, Tanzania. Credit: Anup Shah/Getty Images