Animalia, Arvicolinae, Chordata, Cricetidae, Mammalia, Muroidea, North America, Ondatra zibethicus, Rodentia, USA, Wisconsin, albinoid, animal, different, environment, food, habitat, mammal, muskrat, natural, nature, north american, north woods, northern, northwoods, pink nose, rat, rodent, swim, swimming, swimming with vegetation, unusual, vegetation, water, wetland, white patch, wild, wildlife