brown rat: Quick Facts

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Facts

Also Known As	Norway rat • wharf rat • street rat • barn rat • common rat • sewer rat • Rattus norvegicus

Photos

A brown rat with grayish-brown fur and a long tail is perched on a tree branch, facing to the right with its whiskers visible against a blurred green background.

A Norway rat (Rattus norvegicus) with brownish fur, small ears, and a long tail stands on soil and twigs with green plants in the background.

Rummaging for grain

A small white rat with red eyes stands on a reflective glass surface, facing forward with its tail extended behind it.

A white pet rat with gray markings sits in the cupped hands of a person wearing a purple plaid shirt, outdoors near water on a sunny day.

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