Fauna of Saskatchewan that lived in herds; Limnenetes anceps or a cud chewing plant eating sheep sized hippopotamus; "Hendryomeryx esulcatus", "Leptomeryx" "speciosus" and "L. mammifer" or small hornless ruminant; "Didelphodus serus" or meat eating marsupial about the size of a Virginia opossum or house cat; "Thylacaelurus campester"; "Wallia scalopidens" is a fossilised proscalopid insectivore bat; Auxontodon processus; Microparamys solidus The Cretaceous–Paleogene boundary marks the Cretaceous–Paleogene extinction event which saw the extinction of many of these prehistoric animals which remain only as fossil remnants. Mammal species differ between the various ecoregions of Saskatchewan. Members of six orders of placental mammals which inhabit Saskatchewan. They
Coprophagia serves the same purpose within these animals as rumination (cud-chewing) does in cattle and sheep. Cattle in the United States are often fed chicken litter. There are concerns that the practice of feeding chicken litter to cattle could lead to bovine spongiform encephalopathy (mad-cow disease) because of the crushed bone meal in chicken feed. The U.S. Food and Drug Administration regulates this practice by attempting to prevent the introduction of any part of a cow's brain or spinal cord into livestock feed. Other countries, like Canada, have banned chicken litter for use as a livestock feed. The young of elephants,