black rat

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Related to Black rats: bubonic plague, brown rats, roof rats

black rat

n.
A common rat (Rattus rattus) found worldwide, especially in populated areas, having a black or dark brown coat.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
References in periodicals archive ?
2000: Black rats, island characteristics, and colonial nesting birds in the Mediterranean: consequences of an ancient introduction.
Its merit a mention here that huge size black rats are a source of nuisance for dwellers of Peshawar and incidents of rat bite has become a common practice.
It was brought here by fleas living on the black rats that infested merchant ships.
DISCUSSION--We found that black rats on SCI have larger home ranges than has been previously reported in similar studies.
Yersinia pestis is the microorganism carried by fleas on black rats that brought Black Plague to Europe in the Dark Ages as it wiped out millions of people and changed the course of world history for the next five hundred years.
In the confined space of the tunnel, men and women were running, fighting, cowering as hundreds of black rats rampaged amongst them, leaping and tearing, their bloodlust stirring them into a frenzy.
The absence of black rats (Rattus rattus) favors the increasing of breeding success of this species.
If we found evidence of predation by black rats (for example rat teeth marks on eggshells or dead chicks) we considered the nest 'depredated'.
It is thought to have started in China or central Asia and spread by fleas on black rats that were aboard merchant ships.
The presence of Black Rats is of great concern, as rats triggered the Reconyx cameras more than any other species and were the only species triggering the traps at night.
The Scots Guards were serving with Task Force Helmand, currently led by the British Army's 4th Mechanized Brigade, known as "The Black Rats".
It is being organised by the Black Rat Fund which supports 4th Mechanised Brigade - the Black Rats -based at Catterick Garrison, but currently in Afghanistan.