Brown Rat

(redirected from Common Rat)
Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to Common Rat: sewer rat

Brown Rat

 

(Rattus norvegiens), a mammal of the order Rodentia.

References in periodicals archive ?
How could you, a common rat, a small animal like you, help a strong animal like Leopard out of this hole?
Washington, November 24 (ANI): A new study suggests that brown rats, the biggest and most common rats in Europe, may be carrying the bacteria that can cause serious heart disease in humans.
The common rat displaced the black rat from northern Europe in the 1700s and today the black rat is found mostly in warmer climates.
Ulster's most common rat is the Norway or sewer rat, which can reach sizes of between 13 and 17 inches.
Common rats were placed in an enclosed space of fixed dimensions, given plenty of food and water, and allowed to breed indefinitely.