About seven to ten inches long.
Roof rat vs norway rat.
Distinguishing norway rats from roof rats.
Norway rats can cause damage to structures through their gnawing and eating.
Norway rats also called sewer rats brown rats and wharf rats are much larger and darker in color which ranges from a grayish brown to reddish brown.
From head to tail roof rats can be between 13 17 inches long and norway rats can be about 12 17 inches long.
While roof rats excel scaling your roof norway rats are powerful swimmers.
Adult roof rats measure about eight inches in length while norway rats can be up to ten inches long.
Oregon pest control rats roof rat norway rat.
Apart from the smaller sizes roof rat droppings differ from those of norway rats in that the ends are pointed rather than being blunt.
Black rat for example without realizing that many describe the same two species.
Another way to differentiate between the two rodents is size.
Because norway rats tend to be larger their droppings are also larger about 3 4 inch long whereas roof rat droppings are usually about half an inch.
Also called the black rat ship rat or old english rat the roof rat measures 6 8 inches long and has a tail that s slightly longer than its body.
Roof rats are excellent climbers while norway rats are excellent swimmers.
Norway rats prefer a diet rich in carbohydrates and proteins.
The most common home invading rodents norway rats and roof rats can be identified in several ways.
Roof rats will be more commonly found in your attic while norway rats on the ground level.
Roof rats have black fur with pale underbellies while norway rats have brownish gray coats.
Tail shorter than.
These rats are also vectors of diseases including plague jaundice rat bite fever cowpox virus trichinosis and salmonellosis.
Roof rats prefer seeds fresh vegetables and fruit vegetative parts of native and ornamental plants wheat and corn.
Norway rats can also weigh over one pound which is twice as heavy as a roof rat.
In addition norway rats can contaminate food and introduce fleas into a home.
With an average weight of 4 11 ounces the roof rat is much smaller than the norway rat.
Additionally the roof rat typically has a much longer tail.
Livestock feed fresh fruits and vegetables meat sugar flower bulbs corn flour wheat beans bread even injured rats may be eaten.
Norway rats tend to look more well fed and rounder than roof rats with small eyes close set ears and a shorter tail.
Roof rats also have a longer tail a pointy snout and longer ears than norway rats.
People refer to rats by many names brown rat vs.
