_NMG3335-2-Edit_otter river Lutra winter Yellowstone holt.jpg
North American river otters (Lontra canadiensis)(formely Lutra canadiensis) emerging from their holt in the snow on the frozen river edge. Upper Yellowstone River, Hayden Valley, Yellowstone, USA. January
Nick Garbutt Natural Selection
Frozen, January, Lutra, Montana, Mustelidae, National Park, Nick Garbutt, Wyoming, Yellowstone, canadensis, holt, ice, otter, pair, river, snow, winter