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The black rat (Rattus rattus), also known as the roof rat, ship rat, or house rat, is a common long-tailed rodent of the stereotypical rat genus Rattus, in the subfamily Murinae. [1] It likely originated in the Indian subcontinent, but is now found worldwide. [2] The black rat is black to light brown in colour with a lighter underside.
The best-known Rattus species are the black rat (R. rattus) and the brown rat (R. norvegicus). The group is generally known as the Old World rats or true rats and originated in Asia. Rats are bigger than most Old World mice, which are their relatives, but seldom weigh over 500 grams (1.1 lb) in the wild.
A rat in a suburb of Vancouver Skeleton of a black rat (Rattus rattus) on display at the Museum of Osteology. The best-known rat species are the black rat (Rattus rattus) and the brown rat (Rattus norvegicus). This group, generally known as the Old World rats or true rats, originated in Asia.
The fancy rat (Rattus norvegicus domestica) is the domesticated form of Rattus norvegicus, the brown rat, [1] and the most common species of rat kept as a pet.The name fancy rat derives from the use of the adjective fancy for a hobby, also seen in "animal fancy", a hobby involving the appreciation, promotion, or breeding of pet or domestic animals.
Handleyomys intectus - Colombian rice rat; Handleyomys melanotis - black-eared rice rat; Handleyomys rhabdops - striped rice rat; Handleyomys rostratus - long-nosed rice rat; Handleyomys saturatior - cloud forest rice rat; Genus Holochilus. Holochilus brasiliensis - Brazilian marsh rat; Holochilus chacarius - Chacoan marsh rat; Holochilus nanus ...
The Long–Evans rat is an outbred rat developed by Long and Evans in 1915 by crossbreeding several Wistar females with a wild gray male. Long-Evans rats are white with a black hood, or occasionally white with a brown hood. They are utilized as a multipurpose model organism, frequently in behavioral research, especially in alcohol research ...
The brown rat and its smaller cousins, the black rat (Rattus rattus), and the house mouse (Mus musculus), are the three most successful invasive mammals on Earth. (Coincidentally, they also have ...
This list of mammals of Idaho includes all wild mammal species indigenous to the U.S. state of Idaho. [1] [2] Five mammal species introduced in the state include the eastern gray squirrel, Virginia opossum, house mouse, black rat, and the Norway rat. Mammals included in this list are drawn from the Idaho Department of Fish and Game. [3]