Mustelidae are a family of small to medium-sized carnivorous mammals. They are also called the weasel family. The family includes otters, weasels, badgers, wolverines, ferrets, martens and minks. They are the largest family in the order Carnivora, consisting of about 60 species in total.
The mustelids are a varied family. They live in all kinds of environments: arboreal, terrestrial or aquatic, and everything in between. Typically, they have short limbs and long bodies.