A mustelid carnivore of North American forests, with a tail about one third of its total length.
Its body and head are dark brown, while its legs and tail are blackish. The head fur can look gold or silver, and some individuals have white or cream patches on the chest or groin.
It hunts small animals in forests, including rodents, hares, birds and porcupines. Its diet varies with locality and prey availability, and also includes fruit.
An extinction-risk assessment has not been added yet.