Gulo gulo The wolverine is the largest terrestrial species of the family Mustelidae. It is a stocky and muscular carnivore, more closely resembling a small bear than other […]

Sea Otter

Enhydra lutis One of the heaviest members of the weasel family, the sea otter is also the second smallest marine mammal. Sea otters have the densest fur in […]

River Otter

Lontra canadensis The North American river otter, also known as the northern river otter or the common otter, is a semiaquatic mammal endemic to the North American continent […]


Martes americana The American marten is a North American member of the family Mustelidae, sometimes referred to as the pine marten. The name “pine marten” is derived from […]


Martes pennanti The fisher is a small carnivorous mammal native to North America. The fisher is a forest-dwelling creature whose range covers much of the boreal forest in […]


Taxidea taxus Badgers, Taxidea taxus, are mustelids with relatives including skunks, weasels, wolverine, otters, martens and fishers. They are among the fastest and strongest digging mammals in the […]