The Japanese red-backed vole, Wakayama red-backed vole, or Anderson's red-backed vole (''Craseomys andersoni'') is a species of

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

in the family Cricetidae. It is found only on the island of

Honshu , historically called , is the largest and most populous island of Japan. It is located south of Hokkaidō across the Tsugaru Strait, north of Shikoku across the Inland Sea, and northeast of Kyūshū across the Kanmon Straits. The island separ ...

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

. It was first described by the British zoologist

Oldfield Thomas Michael Rogers Oldfield Thomas (21 February 1858 – 16 June 1929) was a British zoologist. Career Thomas worked at the Natural History Museum on mammals, describing about 2,000 new species and subspecies for the first time. He was appoin ...

in 1905. Thomas named it in honor of scientific collector

Malcolm Playfair Anderson Malcolm Playfair Anderson (6 April 1879 – 21 February 1919) was an American zoologist and explorer. Anderson took part in several scientific expeditions, and was chosen in 1904 to lead the Duke of Bedford's Exploration of Eastern Asia. Ea ...

. The

International Union for Conservation of Nature The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...

lists it as "

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

Distribution and habitat

The Japanese red-backed vole is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

to the island of Honshu in Japan and occurs in the

Chūbu region The , Central region, or is a region in the middle of Honshu, Honshū, Japan, Japan's main island. In a wide, classical definition, it encompasses nine prefectures (''ken''): Aichi Prefecture, Aichi, Fukui Prefecture, Fukui, Gifu Prefecture ...

, the

Hokuriku region The was located in the northwestern part of Honshu, the main island of Japan. It lay along the Sea of Japan within the Chūbu region, which it is currently a part of. It is almost equivalent to Koshi Province and Hokurikudō area in pre-modern ...

and in the more northerly parts of the island, and also in the

Kii Peninsula The is the largest peninsula on the island of Honshū in Japan. It is named after the ancient Kii Province. Overview The area south of the “ Central Tectonic Line” is called , and is home to reef-like coral communities which are amongst ...

. It is mostly found at altitudes of over but below the alpine zone. It typically occurs in rocky areas and around rivers, as well as in banks, dykes and stone walls in agricultural areas.

References

*Musser, G. G. and M. D. Carleton. 2005. Superfamily Muroidea. pp. 894–1531 ''in'' Mammal Species of the World a Taxonomic and Geographic Reference. D. E. Wilson and D. M. Reeder eds. Johns Hopkins University Press, Baltimore. andersoni Mammals described in 1905 Taxa named by Oldfield Thomas Endemic mammals of Japan Taxonomy articles created by Polbot {{Arvicolinae-stub