and the roof rat (Rattus rattus). In general, rats in the wild tend to have shorter lifespans than those in captivity, which can range from one to three years. This is primarily attributed to ...
Washington state Department of Fish and Wildlife says rats can be found anywhere in Washington where people live. Most of the Tri-Cities calls are for roof rats, although there also are some calls ...
The house mouse, roof rat and Norway rat are prolific breeders, the agency says on its website, and frequent pests in ...