_NMG2993_otter river Lutra winter Yellowstone.jpg
North American river otter (Lontra canadiensis)(formely Lutra canadiensis) on the frozen river edge. Upper Yellowstone River, Hayden Valley, Yellowstone, USA. January
Nick Garbutt Natural Selection
Frozen, January, Lutra, Montana, Mustelidae, NPL, National Park, Nick Garbutt, Wyoming, Yellowstone, canadensis, ice, otter, pair, river, snow, winter