Roof Rats are a small and agile. In appearance, Roof Rats are lighter in color, usually a light gray. While Roof Rats are scavengers by nature, they tend to be a little more picky about what they will eat. Some of their favorite foods include seeds, nuts, vegetables, fruits, insects, invertebrates, and other inorganic matter like soap and paper. Roof Rats are also a nocturnal species, this is why they are not often seen by homeowners during the day. They will also nest in higher areas, such as trees or attic spaces.