European polecat: 40 – 43 days, Least weasel: 36 days, Stoat: 280 days
Lower classifications
Weasel, Hog badger
Mustelinae is a paraphyletic subfamily of family Mustelidae, which includes wolverines, weasels, ferrets, martens, and minks, to the exclusion of the otters (Lutrinae).
Extant species of Mustelinae
Subfamily Mustelinae
Genus Arctonyx
Hog badger, Arctonyx collaris
Genus Eira
Tayra, Eira barbara
Genus Galictis (grisón)
Greater grison, Galictis vittata
Lesser grison, Galictis cuja
Genus Gulo
Wolverine, Gulo gulo
Genus Ictonyx
Striped polecat, Ictonyx striatus
Saharan striped polecat, Ictonyx libycus
Genus Lyncodon
Patagonian weasel, Lyncodon patagonicus
Genus Martes (sable, fishers, and martens)
American marten, Martes americana
Yellow-throated marten, Martes flavigula
Beech marten, Martes foina
Nilgiri marten, Martes gwatkinsii
Pine marten, Martes martes
Japanese marten, Martes melampus
Fisher, Martes pennanti
Sable, Martes zibellina
Genus Meles
Japanese badger, Meles anakuma
Asian badger, Meles leucurus
European badger, Meles meles
Genus Melogale (Ferret badgers)
Bornean ferret-badger, Melogale everetti
Chinese ferret-badger, Melogale moschata
Javan ferret-badger, Melogale orientalis
Burmese ferret-badger, Melogale personata
Genus Mustela (weasels, ferrets, European mink and stoats)
Amazon weasel, Mustela africana
Mountain weasel, Mustela altaica
Stoat or ermine, Mustela erminea
Steppe polecat, Mustela eversmannii
Colombian weasel, Mustela felipei
Long-tailed weasel, Mustela frenata
Japanese weasel, Mustela itatsi
Yellow-bellied weasel, Mustela kathiah
European mink, Mustela lutreola
Indonesian mountain weasel, Mustela lutreolina
Black-footed ferret, Mustela nigripes
Least weasel, Mustela nivalis
Malayan weasel, Mustela nudipes
European polecat, Mustela putorius
Domesticated ferret, Mustela putorius furo
Siberian weasel, Mustela sibirica
Back-striped weasel, Mustela strigidorsa
Egyptian weasel, Mustela subpalmata
Genus Neovison
American mink, Neovison vison
Sea mink, Neovison macrodon (19th century †)
Genus Poecilogale
African striped weasel, Poecilogale albinucha
Genus Taxidea
American badger, Taxidea taxus
Genus Vormela
Marbled polecat, Vormela peregusna
Many of the fashion furs come from this subfamily: ermine, sable, weasel, must, polecat, marten.