| Rattus | The rats, a genus of rodents, family Muridae. Rattus rattus, the black r., is the species most commonly responsible for transmitting plague to man by means of its flea, Xenopsylla cheopis; it is smaller and darker in colour than the Norwegian, sewer, or brown rat (Rattus norvegicus) and has longer ears and tail. See: rat. (05 Mar 2000) |
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| Rattus |
common house rats; upper incisors have a beveled edge
Ãâó: wordnet.princeton.edu/perl/webwn
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| Rattus |
A rat is a small nearly omnivorous rodent of the genus Rattus which comprises 56 different species of what is commonly known as the Old World Rats or true rats who originated in Asia. Rats are bigger than their relatives the mice, but seldom weigh over 500 grams. The common term rat is also used in the names of other small mammals which are not true rats. ...
Ãâó: en.wikipedia.org/wiki/Rattus
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| Rattus | common house rats |
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| Rattus | common domestic rat |
| Rattus | common household pest originally from Asia that has spread worldwide |
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