12/26/2023
The two species of rat most likely to be a problem are Norway rats (brown rat) and roof rats (black rat). Rats typically live in urban or suburban areas if access to food sources, water, and shelter can be acquired. Both pests are nocturnal and hide in their nests during the day.
Preferring to eat around homes, businesses, and restaurants, the small pests an get inside through cracks and holes in the around the roof, on your walls, and on foundations.. Other avenues, such as open doors and windows, floor drains, fan openings, and previously infested packages of merchandise, also allow the critters to set up permanent residence indoors.
Norway rats are excellent swimmers and can enter through the sewers. Both species are climbers. Roof rats climbing abilities can scale trees, drain pipes, and siding to get onto your roof and inside your home.
https://www.crittercontrol.com/wildlife/rats/where-do-rats-nest