Rock Ptarmigan (Lagopus muta) male, feathers moulting from summer brown to winter white, Denali National Park, Alaska.

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Size: 4104px × 2693px
Photo credit: © NK Sanford / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: alaska, alaska., animal, bird, denali, herbivore, lagopus, male, mutus, national, park, ptarmigan, rock, wildlife