The American mink is found in many parts of North America. It has webbed feet and thick fur and it is equally at home in water and on land. Mink are mainly active at night and feed on a wide variety of small animals. They are farmed for their valuable pelts, but many have escaped and returned to the wild. The mink is a member of the family Mustelidae, which includes weasels, stoats, polecats, badgers, wolverines, skunks and martens.