Sudanian grass rat

The Sudanian grass rat (Arvicanthis ansorgei) is a rodent in the family Muridae, one of the grass rats of the genus Arvicanthis, which belongs to the tribe Arvicanthini of the subfamily Murinae. It lives in West Africa and is recorded from Burkina Faso, Guinea-Bissau, Mali, Niger and Senegal, with possible records from Benin, Ivory Coast, Ghana, Guinea and Togo. Its natural habitats include tropical dry shrubland and grassland, seasonally wet lowland grassland, and human-made settings such as arable land, pastureland, rural gardens, irrigated land and canals and ditches. It was described by Oldfield Thomas in 1910 from Gunnal in Guinea-Bissau, and its IUCN Red List status is Least Concern.