Body: Large and bulky
Fur: Coarse, brown
Belly color: Gray to grayish, with a brown underbelly
Weight: 7 to 18 ounces
Length: About 16 inches long
Tail: Scaly and shorter than the length of the head and body combined
Ears: Small with no fur
Location: Found across the U.S.
Droppings: 3/4-inch long
Fun fact: The Norway rat is not really from Norway; they are believed to have originated in China.