Weasels /ˈwiːzəlz/ are mammals of the genus Mustela of the family Mustelidae. The genus Mustela includes the least weasels, polecats, stoats, ferrets...

The stoat (Mustela erminea), also known as the Eurasian ermine or ermine, is a species of mustelid native to Eurasia and the northern regions of North...

described in the genus Mustela with the name Mustela frenata by Hinrich Lichtenstein in 1831. In 1993, the classification, Mustela frenata, was accepted...

The least weasel (Mustela nivalis), little weasel, common weasel, or simply weasel is the smallest member of the genus Mustela, family Mustelidae and order...

Mustela aistoodonnivalis, the missing-toothed pygmy weasel or Sichuan weasel, is a species of weasel that inhabits mountains in the Shaanxi and Sichuan...

The American ermine or American stoat (Mustela richardsonii) is a species of mustelid native to most of North America. It was long considered conspecific...

The European polecat (Mustela putorius), also known as the common polecat, black polecat and forest polecat, is a mustelid species native to western Eurasia...

The ferret (Mustela furo) is a small, domesticated species belonging to the family Mustelidae. The ferret is most likely a domesticated form of the wild...

The black-footed ferret (Mustela nigripes), also known as the American polecat or prairie dog hunter, is a species of mustelid native to central North...

The European mink (Mustela lutreola), also known as the Russian mink and Eurasian mink, is a semiaquatic species of mustelid native to Europe. It is similar...