Yellowstone in Winter: Mammals
_NMG3079-2_otter river Lutra winter Yellowstone mother cubs.jpg
North American river otters (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, cub, ice, mother, offspring, otter, pair, river, snow, winter