A family of river otters (Lontra canadensis) foraging in the Yellowstone River in Hayden Valley in Yellowstone National Park, Wyoming, USA

1 animal themes animal theme animals diving forage foraging hayden valley horizontals horizontal in the wild lontra canadensis landscape looking for food mammal mammals national park national parks no one no people no person no body no one nobody np nps otter otters one animal one river otter river otters river rivers water wild animal wild animals wildlife wild yellowstone national park yellowstone river yellowstone