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