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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.
Roof rats, which have tails longer than their heads and bodies, tend to be climbers and may be seen on fence lines and trees, Miller said. Reports of rats in Tri-Cities neighborhood groups seem to ...
Rats are known to burrow extensively, both in the wild and in captivity, if given access to a suitable substrate. [56] Rats generally begin a new burrow adjacent to an object or structure, as this provides a sturdy "roof" for the section of the burrow nearest to the ground's surface. [57]
Pet rats are typically variants of the species brown rat, but black rats and giant pouched rats are also sometimes kept. Pet rats behave differently from their wild counterparts depending on how many generations they have been kept as pets. [20] Pet rats do not pose any more of a risk of zoonotic diseases than pets such as cats or dogs. [21]
A graduate student investigated how rat families move around the city, and found that certain areas had more genetic diversity.
Climate change is contributing to a global rise in urban rat infestations, according to a new Science Advances study. As temperatures increase, rats are better able to thrive -- even in inclement ...
A rat in the New York City Subway. Rats in New York City are widespread, as they are in many densely populated areas. They are considered a cultural symbol of the city. [1] For a long time, the number of rats in New York City was unknown, and a common urban legend declared there were up to five times as many rats as people.
Pack rats build complex houses or dens made of twigs, cactus joints, and other materials. These contain several nest chambers, food caches, and debris piles. Dens are often built in small caves or rocky crevices, but when close by human habitations, woodrats will opportunistically move into the attics and walls of houses.