Geophagia Wikipedia
Geophagia (/ ˌ dʒ iː ə ˈ f eɪ dʒ (i) ə /), also known as geophagy (/ dʒ i ˈ ɒ f ə dʒ i /), is the practice of eating earth or soillike substrates such as clay or occurs in nonhuman animals where it may be a normal or abnormal behaviour, and also in humans, most often in rural or preindustrial societies among children and pregnant women.: 33 Human geophagia may be ...