microtus : Idioms & Phrases
genus microtus
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noun voles of the northern hemisphere
Microtus.
WordNet
microtus ochrogaster
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noun typical vole of the extended prairie region of central United States and southern Canada
prairie vole.
WordNet
microtus pennsylvaticus
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noun widely distributed in grasslands of northern United States and Canada
meadow vole; meadow mouse.
WordNet
microtus richardsoni
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noun of western North America
Richardson vole; water vole.