#80647: A White-Tailed Ptarmigan in Disguise
Public Domain. Courtesy of Rocky Mountain National Park
Download Original (2996 x 1952 pixels, 3501.9 MB)
U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Public Domain. Courtesy of Rocky Mountain National Park
Download Original (2996 x 1952 pixels, 3501.9 MB)