Get the biggest stories and wackiest takes from the Daily Star, including our special WTF Wednesday emailSomething went wrong, please try again later. The experiment was stopped after nine months when it became clear that Donald was acting more like an ape than a human. READ MORE: Tuna fish 'kills itself' in front of horrified aquarium guests using flash on camerasFor more of the latest news from the Daily Star, click here. The chimp, named Gua, was part of an experiment intended to last five years, with both children being raised together in a human environment. The aim was to see how human a chimp could be made to act, but it had the opposite effect.