An African rodent that frequents dense vegetation on swampy ground.
Three genera in the family Muridae, in particular the vole-like Otomys (also called vlei rat) and the slender Malacomys: several species‘A rat is a rat, unless it's a swamp rat, in which case it's called a nutria.’
- ‘Let us now address the swamp rat, which goes by the name of Nutria.’
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