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  2. Rat - Wikipedia

    en.wikipedia.org/wiki/Rat

    Rats are bigger than most Old World mice, which are their relatives, but seldom weigh over 500 grams (17 + 1 ⁄ 2 oz) in the wild. [2] 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]

  3. Rattus - Wikipedia

    en.wikipedia.org/wiki/Rattus

    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.

  4. Brown rat - Wikipedia

    en.wikipedia.org/wiki/Brown_rat

    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 ...

  5. Ornithonyssus bacoti - Wikipedia

    en.wikipedia.org/wiki/Ornithonyssus_bacoti

    Ornithonyssus bacoti (also known as the tropical rat mite and formerly called Liponyssus bacoti) is a hematophagous parasite. [1] It feeds on blood and serum from many hosts. [ 2 ] [ 3 ] O. bacoti can be found and cause disease on rats and wild rodents most commonly, but also small mammals and humans when other hosts are scarce.

  6. Black rat - Wikipedia

    en.wikipedia.org/wiki/Black_rat

    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.

  7. Cotton rat - Wikipedia

    en.wikipedia.org/wiki/Cotton_rat

    A cotton rat is any member of the rodent genus Sigmodon. Their name derives from their damaging effects on cotton as well as other plantation crops , such as sugarcane, corn, peanut and rice. [ 2 ] [ 3 ] Cotton rats have small ears and dark coats, and are found in North and South America .

  8. Eastern woodrat - Wikipedia

    en.wikipedia.org/wiki/Eastern_Woodrat

    The species only becomes sociable during breeding season. [22] The breeding season of eastern wood rats depends on the climate. Those in warmer climates (e.g. Florida and Georgia) can reproduce all year, while eastern wood rats in higher latitudes (e.g. Kansas and Nebraska) breed from early spring to mid fall.

  9. Fancy rat - Wikipedia

    en.wikipedia.org/wiki/Fancy_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 animals.