The dainty fat mouse (''Steatomys cuppedius'') is a species of

rodent Rodents (from Latin , 'to gnaw') are mammals of the Order (biology), order Rodentia ( ), which are characterized by a single pair of continuously growing incisors in each of the upper and Mandible, lower jaws. About 40% of all mammal specie ...

in the family

Nesomyidae The Nesomyidae are a family (biology), family of African rodents in the large and complex superfamily Muroidea. It includes several subfamilies, all of which are native to either continental Africa or to Madagascar. Included in this family are N ...

. It is found in

Benin Benin, officially the Republic of Benin, is a country in West Africa. It was formerly known as Dahomey. It is bordered by Togo to the west, Nigeria to the east, Burkina Faso to the north-west, and Niger to the north-east. The majority of its po ...

Burkina Faso Burkina Faso is a landlocked country in West Africa, bordered by Mali to the northwest, Niger to the northeast, Benin to the southeast, Togo and Ghana to the south, and Ivory Coast to the southwest. It covers an area of 274,223 km2 (105,87 ...

Mali Mali, officially the Republic of Mali, is a landlocked country in West Africa. It is the List of African countries by area, eighth-largest country in Africa, with an area of over . The country is bordered to the north by Algeria, to the east b ...

Niger Niger, officially the Republic of the Niger, is a landlocked country in West Africa. It is a unitary state Geography of Niger#Political geography, bordered by Libya to the Libya–Niger border, north-east, Chad to the Chad–Niger border, east ...

Nigeria Nigeria, officially the Federal Republic of Nigeria, is a country in West Africa. It is situated between the Sahel to the north and the Gulf of Guinea in the Atlantic Ocean to the south. It covers an area of . With Demographics of Nigeria, ...

, and

Senegal Senegal, officially the Republic of Senegal, is the westernmost country in West Africa, situated on the Atlantic Ocean coastline. It borders Mauritania to Mauritania–Senegal border, the north, Mali to Mali–Senegal border, the east, Guinea t ...

. Its natural

habitat In ecology, habitat refers to the array of resources, biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species' habitat can be seen as the physical manifestation of its ...

is subtropical or tropical dry

shrubland Shrubland, scrubland, scrub, brush, or bush is a plant community characterized by vegetation dominance (ecology), dominated by shrubs, often also including grasses, herbaceous plant, herbs, and geophytes. Shrubland may either occur naturally o ...

Description

The dainty fat mouse has a head-and-body length of between and a tail length of between . It weighs between . It is a light sandy-brown colour and always has eight nipples. It is one of three species of fat mouse occurring in West Africa. It can be distinguished from the

northwestern fat mouse The northwestern fat mouse (''Steatomys caurinus'') is a species of rodent in the family Nesomyidae. It is native to tropical West Africa where it occurs on grassland and crop land. Taxonomy The northwestern fat mouse was first described as ''St ...

(''Steatomys caurinus'') by being smaller and paler, by having a relatively longer tail, which is always at least half the head-and-body length, and by having fewer nipples. The third species, Jackson's fat mouse (''Steatomys jacksoni''), does not share the same range, being found only in southern Ghana and southern Nigeria, and has twelve nipples.

Distribution and habitat

The dainty fat mouse is native to tropical West Africa. Its range extends from Senegal through southern Mali, Burkina Faso, southern Niger, northern Benin and northwestern Nigeria, at altitudes of between above sea level. Its typical habitat is somewhat shrubby grassland.

Status

The dainty fat mouse is a somewhat uncommon species showing considerable population swings. It has a wide range and a presumed large total population, and is present in several protected areas. It is caught and eaten for food in some parts of its range but this is not thought to have a significant impact, so the

International Union for Conservation of Nature The International Union for Conservation of Nature (IUCN) is an international organization working in the field of nature conservation and sustainable use of natural resources. Founded in 1948, IUCN has become the global authority on the stat ...

has assessed its conservation status as "

least concern A least-concern species is a species that has been evaluated and categorized by the International Union for Conservation of Nature (IUCN) as not being a focus of wildlife conservation because the specific species is still plentiful in the wil ...

References

* {{Taxonbar, from=Q927397 Steatomys Mammals described in 1920 Taxa named by Oldfield Thomas Taxa named by Martin Hinton Taxonomy articles created by Polbot