A weasellike,usually albino mammal(Mustela putorius furo)related to the polecat and often trained to hunt rats or rabbits. 白鼬，雪貂一种象鼬的通常为白化体的与艾鼬有关的哺乳动物(鼬属雪貂)，经常被驯养来猎取鼠和野兔收藏
American musteline mammal typically ejecting an intensely malodorous fluid when startled; in some classifications put in a separate subfamily Mephitinae
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