The 鼬, 雪貂 (Mustela putorius furo) is the domesticated form of the European Polecat, a mammal belonging to the 黄鼠狼, 狡猾的人 genus of the family MustelidaeThey typically have brown, black, white, 或者 mixed fur. They have an average length of 20 inches (51 cm) including a 5 inch (13 cm) tail, weigh about 1.5–4 pounds (0.7–2 kg), and have a natural lifespan of 7 to 10 yearsFerrets are sexually dimorphic predators with males being substantially larger than females.

Several other small, elongated carnivorous mammals belonging to the Mustelidae family also have the word 鼬, 雪貂 in their common names,...