| Cavia porcellus | A rodent with a very short tail that is not visible externally; native to South America, where it is raised for food; used widely as a laboratory animal in bacteriologic, pathologic, and pharmacologic research. Synonym: guinea pig. (05 Mar 2000) |
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| Cavia | A genus of the family Caviidae that includes the guinea pigs. Origin: Mod. L., fr. Native Indian (05 Mar 2000) |
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