Pictographic radical with the original graph showing teeth at the top, body in the middle, and tail trailing below. Indexes a small group of rodent species: 鼯 (flying squirrel), 鼬 (weasel), 鼹 (mole), 鼷 (small mouse). Modern Chinese typically forms rodent vocabulary by compounding 鼠 with another character (松鼠 squirrel, 仓鼠 hamster).