The roof rat (Rattus rattus), also know as the house rat, ship rat, and black rat, is a common long-tailed rodent of the rat genus Rattus. The roof rat is the smaller of the two commensal rats commonly found in Western Michigan. Their name comes from their habits of finding shelter in the upper parts of buildings and homes; so if you are hearing noises in your attic at night. . .its a high probability that you are hearing roof rats.
Are Rats Dangerous?
Yes, roof rats are a known vector carrying pests, the can contaminate surface ares in the living space of your home. They can contaminating your counter tops and food serving as vectors of dangerous diseases.