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The term rat is also used in the names of other small mammals that are not true rats. Examples include the North American pack rats (aka wood rats [3]) and a number of species loosely called kangaroo rats. [3] Rats such as the bandicoot rat (Bandicota bengalensis) are murine rodents related to true rats but are not members of the genus Rattus ...
Species and description. 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.
The brown rat (Rattus norvegicus), also known as the common rat, street rat, sewer rat, wharf rat, Hanover rat, Norway rat and Norwegian rat, is a widespread species of common rat. One of the largest muroids, it is a brown or grey rodent with a body length of up to 28 cm (11 in) long, and a tail slightly shorter than that. It weighs between 140 ...
[3] [135] Albino mutant rats were first used for research in 1828 and later became the first animal domesticated for purely scientific purposes. [136] Nowadays, the house mouse is the most commonly used laboratory rodent, and in 1979 it was estimated that fifty million were used annually worldwide.
The albino laboratory rat with its red eyes and white fur is an iconic model organism for scientific research in a variety of fields. Laboratory rats or lab rats are strains of the rat subspecies Rattus norvegicus domestica (Domestic Norwegian rat) which are bred and kept for scientific research.
Leopoldamys diwangkarai - Diwangkara's long-tailed giant rat. Leopoldamys edwardsi - Edwards's long-tailed giant rat. Leopoldamys milleti - Millet's leopoldamys. Leopoldamys neilli - Neill's long-tailed giant rat. Leopoldamys sabanus - long-tailed giant rat. Leopoldamys siporanus - Mentawai long-tailed giant rat.
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 ...
This list of Latin and Greek words commonly used in systematic names is intended to help those unfamiliar with classical languages to understand and remember the scientific names of organisms. The binomial nomenclature used for animals and plants is largely derived from Latin and Greek words, as are some of the names used for higher taxa , such ...