Monkeys at Tourist Destination Ingest Mud to Combat Tummy Issues Caused By Eating Junk Food, Researchers Say

Researchers claim the monkey troops at the Rock of Gibraltar are "self-medicating" by rebalancing their gut microbiomes with ...
Scientific American

These monkeys are literally eating dirt to help digest human junk food

Gibraltar’s macaques have been observed engaging in geophagy, the consumption of soil and clay, in an apparent attempt to ...
Smithsonian Magazine

Gibraltar’s Famous Monkeys Are Eating Dirt, Likely to Alleviate Stomach Aches From Munching on Tourists’ Junk Food

The British territory's Barbary macaques are the only wild monkeys in Europe. But many are consuming human snacks high in ...