Western deer mouse | |
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In Linn County, Kansas | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Mammalia |
Order: | Rodentia |
Family: | Cricetidae |
Subfamily: | Neotominae |
Genus: | Peromyscus |
Species: | P. sonoriensis |
Binomial name | |
Peromyscus sonoriensis (Le Conte, 1853) | |
The western deermouse or western deer mouse (Peromyscus sonoriensis) is a rodent native to North America. It is widespread throughout the western half of the continent, mainly in areas west of the Mississippi River. [1]
It was formerly confused with the eastern deermouse (P. maniculatus), with both species being grouped under P. maniculatus as the North American deermouse. [2] However, due to the significant morphological variation in the species, there was always long-standing confusion over the actual taxonomy of P. maniculatus. A 2019 study found significant genetic divergence within the species and split it into two, with maniculatus representing the "eastern" group and sonoriensis representing the "western" group. [1]
P. sonoriensis is a short-tailed deermouse with a distinctive white underside and white feet. Their coat color ranges from fulvous to brownish. They can be mistaken for the eastern deer mouse, which is indistinguishable except by range, or for the white-footed mouse, which has a tail with indistinct bicoloring. Their range splits with the eastern deer mouse along the Mississippi River. They weigh between 15–32 grams and are usually around 170 millimeters long. [3] [4] [1]
Peromyscus sonoriensis is an abundant species in areas of North America west of the Mississippi River. They are populous in the western mountains and live in wooded areas and areas that were previously wooded. [5] Deer mice inhabit a wide variety of plant communities including grasslands, brushy areas, woodlands, and forests. [6] In a survey of small mammals on 29 sites in subalpine forests in Colorado and Wyoming, the deer mouse had the highest frequency of occurrence; however, it was not always the most abundant small mammal. [7] Deer mice were trapped in four of six forest communities in eastern Washington and northern Idaho, and they were the only rodent in ponderosa pine (Pinus ponderosa) savanna. [8] [9]
Although found throughout most of western North America, it is absent from parts of the Southwestern United States and most of Mexico, where it is instead replaced with the similar southern deer mouse (P. labecula) and black-eared mouse (P. melanotis), Baja California and most of California south of San Francisco Bay, where it is replaced by Gambel's deer mouse (P. gambelii), the coastal region of the Pacific Northwest from Washington northwards, where it is replaced by the northwestern deer mouse (P. keeni), and Yukon in Canada, where it is replaced by the Yukon deer mouse (P. arcticus). [1]
The species is polygynous, meaning that one male mates with multiple females. [10]
In Plumas County, California, deer mice bred through December in good mast (both soft and hard masts) years but ceased breeding in June of a poor mast year. [11] Deer mice breed throughout the year in the Willamette Valley, but in other areas on the Oregon coast there is usually a lull during the wettest and coldest weather. [12] In southeastern Arizona at least one-third of captured deer mice were in breeding condition in winter. [13]
O'Farrell reported that a population of deer mice in big sagebrush/grasslands had completely turned over (e.g., there were no surviving adults of the initial population) over the course of one summer. [14]
Deer mice are important prey for snakes (Viperidae), owls (Strigidae), minks ( Neovison vison ), martens ( Martes americana ) and other mustelids, as well as skunks ( Mephitis and Spilogale spp.), bobcats (Lynx rufus), domestic cats (Felis catus), coyotes (Canis latrans), foxes (Vulpes and Urocyon spp.), and ringtail cats ( Bassariscus astutus ). They are also parasitized by Cuterebra fontinella . [15]
Peromyscus is a genus of rodents. They are commonly referred to as deer mice or deermice, not to be confused with the chevrotain or "mouse deer". They are New World mice only distantly related to the common house and laboratory mouse, Mus musculus. From this relative, Peromyscus species are distinguished by relatively larger eyes, and also often two-tone coloring, with darker colors over the dorsum (back), and white abdominal and limb hair-coloring. In reference to the coloring, the word Peromyscus comes from Greek words meaning "booted mouse". They are also accomplished jumpers and runners by comparison to house mice, and their common name of "deer mouse" is in reference to this agility.
The Neotominae are a subfamily of the family Cricetidae. They consist of four tribes, 16 genera, and many species of New World rats and mice, predominantly found in North America. Among them are the well-known deer mice, white-footed mice, packrats, and grasshopper mice.
Peromyscus maniculatus is a rodent native to eastern North America. It is most commonly called the eastern deer mouse; when formerly grouped with the western deer mouse, it was referred to as the North American deermouse and is fairly widespread across most of North America east of the Mississippi River, with the major exception being the lowland southeastern United States.
The white-footed mouse is a rodent native to North America from southern Canada to the southwestern United States and Mexico. In the Maritimes, its only location is a disjunct population in southern Nova Scotia. It is also known as the woodmouse, particularly in Texas.
Ord's kangaroo rat is a kangaroo rat native to western North America, specifically the Great Plains and the Great Basin, with its range extending from extreme southern Canada to central Mexico.
The brush mouse is a species of rodent in the family Cricetidae. It is found in mountainous areas of Mexico and the western United States at altitudes over 2,000 m (6,600 ft).
The California deermouse or California mouse is a species of rodent in the subfamily Neotominae in the family Cricetidae. It is the only species in the Peromyscus californicus species group. It is found in northwestern Mexico and central to southern California. It is the largest Peromyscus species in the United States.
The Angel Island mouse, or La Guarda deermouse, is a species of rodent in the family Cricetidae.
The black-eared mouse, or black-eared deer mouse, is a species of rodent in the family Cricetidae, native to North America.
The Mexican deer mouse is a species of forest-dwelling rodent in the family Cricetidae. It is found in southern Mexico and throughout much of Central America.
The tawny deer mouse or marsh mouse is a species of rodent in the family Cricetidae. It is found only in Mexico.
Slevin's mouse, also known as the Catalina deer mouse, is a species of rodent in the family Cricetidae. It is endemic to Isla Santa Catalina off the east coast of Baja California Sur, an island with an area of about 40 km2 (15 sq mi), and it is the only native mammal on the island. It is named for Joseph Slevin, a curator at the California Academy of Sciences.
The giant island deer mouse is believed to have become extinct approximately 8,000 years BP and lived during the late Pleistocene on California’s Channel Islands. The giant island deer mice were about 35% larger than the current-day eastern deer mouse.
Cuterebra fontinella, the mouse bot fly, is a species of New World skin bot fly in the family Oestridae. C. fontinella is typically around 1 cm (0.39 in) in length with a black and yellow color pattern. C. fontinella develops by parasitizing nutrients from its host, typically the white-footed mouse. C. fontinella has even been known to parasitize humans in rare cases. Individuals parasitized by C. fontinella will develop a large bump on the skin that is indicative of parasitization.
The Yukon deermouse or Yukon deer mouse is a species of rodent in the family Cricetidae. It is endemic to Yukon Territory in Canada. It is a currently unnamed species of deermouse (Peromyscus), related to Peromyscus maniculatus and Peromyscus keeni. The name "Peromyscus arcticus" has been used for it, but it does not apply to this species.
Gambel's deermouse or Gambel's deer mouse is a species of rodent in the family Cricetidae. It is native to the United States and Mexico.
The southern deermouse or southern deer mouse is a species of rodent in the family Cricetidae. It is found in the United States and Mexico.
The western meadow vole is a species of North American vole found in western North America, the midwestern United States, western Ontario, Canada, and formerly in Mexico. It was previously considered conspecific with the eastern meadow vole, but genetic studies indicate that it is a distinct species. It is sometimes called the field mouse or meadow mouse, although these common names can also refer to other species.
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