علوم کشاورزی (کب)

... > LIFE SCIENCES > organisms > organisms, by non-taxonomic groups > organisms by morphological characteristics > organisms by size > small mammals > rats

... > LIFE SCIENCES > organisms > organisms, by non-taxonomic groups > useful and beneficial organisms > useful animals > experimental animals > laboratory animals > laboratory mammals > rats

... > LIFE SCIENCES > organisms > organisms, taxonomically arranged > animals > Chordata > vertebrates > mammals > rodents > Muridae > Muridae by imprecise names > rats