Mustela vison is a carnivorous mammal native to North America. Commonly known as the American mink, it has a sleek, dark-colored fur coat and is a member of the weasel family. Other synonyms for Mustela vison include the North American mink and the American fur mink. The American mink inhabits a variety of wetland habitats, from lakes and streams to marshes and swamps. Its diet consists mostly of fish and small mammals, such as muskrats and rabbits. The American mink has also been domesticated for its fur, which is highly prized in the fashion industry. Despite its small size, the American mink is a fierce hunter and formidable predator in its natural habitat.