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Norway Rat
Essay # 22487
Norway Rat
Examines its history, nomenclature, domestication, lifespan, diet, behavior and laboratory use.
1,125 words (approx. 4.5 pages) |
9 sources |
1995
From the Paper:
"The Norway Rat (Rattus norvegicus)The Norway rat is easily maintained and relatively resistant to disease. During the past century, R. norvegicus has become increasingly important as a laboratory animal. At present, the rodent is extensively employed in both biomedical and behavioral research studies.
Rattus norvegicus adult males range in weight from 450 to 520 grams. In contrast, at between 250 and 300 grams, the females of the species are somewhat smaller (2:49). The animal's coat is typically brown, although mink, pearl, and albino mutants do exist. The mink rat is a light brown with a variable light or white undercolor; the pearl rat is white with dark brown pigment in the tips of its hairs (7:142).
The zoological nomenclature for the Norway rat was devised ..."
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APA Citation:
Norway Rat (2012, January 15). Retrieved February 11, 2012, from http://www.academon.com/Essay-Norway-Rat/22487
MLA Citation:
"Norway Rat" 15 January 2012. Web. 11 Feb. 2012. <http://www.academon.com/Essay-Norway-Rat/22487>
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