Norwegian Roof Rats

By the 1800s they were present as far as ontario canada.

Norwegian roof rats. Roof rats possessing a long tail. On the basis of the tail size. The droppings are capsule shaped and have blunt ends. It will kill a roof rat in a fight.

Norway rats droppings have blunt ends while those of roof rats have pointed ends. When the two species occupy the same building norway rats may dominate the basement and ground floors with roof rats occupying the attic or second and third floors. The roof rat is the smaller of the two commensal rats as the norway rat is larger in size. They re typically found within 100 miles of the gulf coastline or the coastline of the western united states.

The norway rat droppings are 1 4 to 1 2 inch in length. Contrary to some conceptions the two species. Roof rats are also referred to as black rats or ship rats. The brown rat rattus norvegicus also known as the common rat street rat sewer rat wharf rat hanover rat norway rat norwegian rat or parisian rat is a widespread species of common rat one of the largest muroids it is a brown or grey rodent with a head and body length of up to 28 cm 11 in long and a tail slightly shorter than that.

The diet of the roof rats is entirely different from their brethren species. And also because the norway rat can quickly adapt to the changes in the temperature compared to the roof rats. What do they eat. Though there are many types of rats found across the mid atlantic states two that cause issues for residents and business owners are roof rats and norway rats.

Sometimes called norway wood rats or norwegian water rats norway rats are prevalent throughout north america. The norway rat is larger and the more dominant species. It weighs between 140 and 500 g 5 and 17 3 4 oz. Norway and roof rats don t get along.

Roof rats being the smaller sized ones with a considerably slender body. Roof rats live in trees or vine covered fences landscaped residential and industrial areas parks with ponds or reservoirs riverbanks and streams. Arriving on ships from great britain circa 1775 these rodents quickly spread throughout the american midwest. While these pests may look the same to the untrained eye they do differ in appearance size and behavior.

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. Norway rats will leave a mark as they drag their tails between their feet. Facts about rats roof rat or black rat. More widely distributed than roof rats norway rats burrow into the ground along streams and rivers under buildings and in garbage dumps.

Roof rats are not as common as norway rats. The roof rat gets its name from its tendency to find shelter in the upper parts of buildings.