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29 January 2018

When it comes to eating, what is revolting to an ape?

When it comes to eating, what is revolting to an ape? Investigating the possible evolutionary origins of disgust in humans, a team of Japanese scientists recently explored whether humans and chimpanzees are grossed out by the same things. They found that, using their senses of smell, vision and touch chimps seemed to be as repulsed as we would be by potential sources of food that were placed near possible biological contaminants such as blood, feces and semen, thus protecting themselves against diseases and parasites.

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