Ismaele Tortella / Three Rock ptarmigan (Lagopus muta) feeding in winter plumage, city of Tromso in the background, northern Norway, March 2019.
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Fabian Fopp / Rock Ptarmigan (Lagopus muta), Grisons, Switzerland
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Markus Varesvuo / Rock Ptarmigan (Lagopus mutus) male with winter plumage in flight. Utsjoki, Finland. April
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Markus Varesvuo / Rock ptarmigan (Lagopus mutus) male flying over snow in winter plumage, Utsjoki, Finland, April 2005
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Fergus Gill / 2020VISION / Ptarmigan (Lagopus mutus) hen in summer plumage behind rocks. Cairngorms National Park, Scotland, July.
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Erlend Haarberg / Male Rock ptarmigan (Lagopus muta) with a female and others standing in row, Iceland, March
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Erlend Haarberg / Rock ptarmigan (Lagopus muta) in snow near glacier, Iceland, August 2010
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Erlend Haarberg / Eight Rock ptarmigans (Lagopus muta) with snow blowing in wind, Norway, February
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Andrew Parkinson / 2020VISION / A male (left) and female Ptarmigan (Lagopus mutus) in winter plumage taking flight from an ice field as a skier passes by, Cairngorms National Park, Scotland, UK, March 2011. 2020VISION Exhibition.
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Mark Hamblin / 2020VISION / Two Rock ptarmigan (Lagopus mutus) in winter plumage with hill walkers in background, Cairngorms NP, Scotland, UK, February 2010. 2020VISION Book Plate.
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Mark Hamblin / 2020VISION / Rock ptarmigan (Lagopus mutus) close-up portrait in winter plumage, Cairngorms NP, Scotland, UK, February
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Mark Hamblin / 2020VISION / Group of Rock ptarmigan (Lagopus mutus) in winter plumage with hill walker in background, Cairngorms NP, Scotland, UK, February 2010