Hernández-Aco, Rodrigo S. Villarroel, Morris Miranda-de la Lama, Genaro C. Geophagia in a large felid in captivity: A case report of lethal gastrointestinal impaction in a Bengal tigress (Panthera tigris tigris) Journal of Veterinary Behavior-Clinical Applications and Research 10.1016/j.jveb.2022.01.006 2022 2022