These rats are typically a grayish-brown color, but can be a blackish or reddish-brown.
These rats often feed on grains, seeds and vegetation, but will feed on anything provided in urban settings. These rats will also separate undigested food particles from animal fecal material.
- Fun Fact:
The Norway rat is also called the brown rat, gray rat, sewer rat, water rat, wharf rat and barn rat.
Norway rats will nest in burrows in the ground. Burrows that have a smooth appearance at entrances are usually active burrows.
This rat will grow up to 16 inches from nose to tail. The tail is shorter in length than the body.