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mammal > rodent > rat, mouse or vole > rock vole
Next rat, mouse or voleroof rat    Uprat, mouse or vole    Previous rat, mouse or voleRichardson's water vole   

rock vole comparison table
Subject is a kind of have scientific name
rat, mouse or volerodent 
rock volerat, mouse or voleMicrotus chrotorrhinus

Next rat, mouse or voleroof rat    Uprat, mouse or vole    Previous rat, mouse or voleRichardson's water vole