We've all been there. You eat a Big Mac or an ice cream cone, and your stomach disagrees with some of the choices you've made. The same can be true for animals. A new study finds one group of junk ...

Monkeys living on Gibraltar have learned that swallowing soil can quell upset stomachs caused by eating snacks offered or stolen from tourists, research suggests. Food such as chocolate bars, crisps ...

Barbary macaques living on the Rock of Gibraltar might have found an unorthodox way to combat their stomach troubles. According to a journal article in Scientific Reports, a research team monitoring ...