白腹食蝗鼠，脊索动物门-哺乳纲-啮齿目-鼠科。EOL http://eol.org/data_objects/30267182 The northern grasshopper mouse, or killer mouse[2] (Onychomys leucogaster), is a North American carnivorous rodent of the family Cricetidae.[3] It ranges over much of the western part of the continent, from central Saskatchewan and central Washington to Tamaulipas in northeast Mexico.[1]