Roof rats prefer to live up off the ground, nesting in fruit trees, woodpiles, and dense shrubbery. After moving indoors, roof eaves, ceiling rafters, and attics are some of their favorite nesting spots.
Norway rats live outside in fields, farmlands, along riverbanks, and under concrete slabs and woodpiles. Norway rats move inside at the ground level, usually through foundations or vents, and live inside basements, crawl spaces, and behind walls voids.
House mice nest in dense vegetation, tall grass, tree stumps, woodpiles, construction debris, and outdoor structures like playhouses, sheds, and garages. Mice are agile climbers and move into our homes through any opening they discover, often ending up in our attics, basements, storage boxes, closets, and cabinets.