While we have focused on roof rats and norway rats as being vermin and unwelcome as unlikely as it may seem these rats do have a positive trait.
Norway vs roof rats.
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.
Color is an easy way to identify roof rats vs.
Norway rat rattus norvegicus also called brown rat.
The most common home invading rodents norway rats and roof rats can be identified in several ways.
Roof rats are excellent climbers while norway rats are excellent swimmers.
They ll crawl across tree branches that hang above roofs and sneak in through windows or attics.
Just like everything else location is everything when it comes to identifying a roof rat from a norway rat.
Roof rats will be more commonly found in your attic while norway rats on the ground level.
Female roof rats have 10 teats norway rats have heavy thick bodies blunt muzzles and small close set ears.
Medium sized slender rodent with large ears and a long thin scaly tail generally longer than body.
Distinguishing norway rats from roof rats.
Tail shorter than.
If you are unsure of the species look for rats at night with a strong flashlight or trap a few.
About seven to ten inches long.
In areas where the roof rat occurs the norway rat may also be present.
Due to their genes being 90 equivalent to that of humans medical research on rats has allowed for many significant strides in the study of human diseases.
Roof rats can weigh between 8 12 ounces and norway rats can weight between 10 17 ounces.
People refer to rats by many names brown rat vs.
Roof rats have black fur with pale underbellies while norway rats have brownish gray coats.
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.
Facts about rats roof rat or black rat.
Another way to differentiate between the two rodents is size.
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.
Additionally the roof rat.
Roof rats like their name love roofs and anywhere else high.
The roof rat has a more limited geographical range than the norway rat preferring ocean influenced warmer climates.
Norway rat habits vs roof rat habits.
Medium sized chunky rodent with a scaly tail that is shorter than the body.
Roof rats are not as common as norway rats.
Roof rat rattus rattus also called black rat ship rat.
They re typically found within 100 miles of the gulf coastline or the coastline of the western united states.
Their 6 inch to 8 1 2 inch tails are dark on top with lighter undersides.
