Alternate name: Brown Rat
Family: Muridae, Mice and Rats view all from this family
Description Dark rat with brownish-gray back and a grayish belly with tail shorter than head and body. Scaly tail and dark belly distinguish it from woodrats.
Dimensions 315-460mm, 120-215mm, 195-485g
Habitat Cities, suburbs & towns
Range Plains, Great Lakes, New England, Mid-Atlantic, Rocky Mountains, Southeast, Southwest, Florida, Texas, California, Northwest, Eastern Canada, Western Canada, Alaska
Discussion A later introduction that has outcompeted Roof Rats in many areas. Widespread from southern Canada throughout United States in both urban and old field habitats.