Hoary Marmot, Mount Rainier National Park, WashingtonA hoary marmot rests on a boulder in an alpine meadow in Mount Rainier National Park. These marmots are the largest North American ground squirrels and are often called whistlers for their high pitched warning call. They live near tree line in mountainous areas of the northwest.
Nikon D300 with Nikkor 200-400mm lens (at 200mm) ISO 200, f/5.6 at 1/500th of a second