Female Willow Ptarmigan, Lagopus lagopus, in September, Denali National Park, Alaska, USA
Female Willow Ptarmigan, Lagopus lagopus, in September, Denali National Park, Alaska, USA
Keywords: female, Willow Ptarmigan, Lagopus lagopus, Denali National Park, Alaska, USA, AK, ptarmigan, bird, birding, September, turning white, arctic ptarmigan