Gibraltar’s monkeys eat mud ‘to avoid stomach upset from tourist junk food’
A group of monkeys living on the Rock of Gibraltar have learned to eat dirt, and scientists think this is to settle their stomachs after receiving, and sometimes stealing, junk food from crowds of tourists. Researchers discovered deliberate mud feeding, known as geophagy, while observing a group of Barbary macaques in the area. It was … Read more
