Gerrit Vyn / Adult White-tailed Ptarmigan (Lagopus leucurus) camouflaged in winter plumage. Mount Rainier, Washington, USA
01583683
Connor Stefanison / Two White-tailed ptarmigan (Lagopus leucura) perched on a rock at dusk, Hope, British Columbia, Canada. July.
01558763
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down in snow, Jasper National Park, Alberta, Canada, December
01558762
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) resting under tree, camouflaged in snow, Jasper National Park, Alberta, Canada, December
01558761
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) two hunkered down, camouflaged in snow, Jasper National Park, Alberta, Canada, December
01558760
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December
01558759
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, camouflaged in snow, Jasper National Park, Alberta, Canada, December
01558738
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down next to small tree shoots, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December
01558737
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down next to small tree shoots, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December
01558736
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December
01558735
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December
01558734
Connor Stefanison / White-tailed ptarmigan (Lagopus leucura) hunkered down, perfectly camouflaged in snow, Jasper National Park, Alberta, Canada, December
01525036
Gerrit Vyn / White-tailed ptarmigan (Lagopus leucurus) two in winter plumage. Mount Rainier, Washington, USA. October.
01470750
Floris van Breugel / White-tailed Ptarmigan (Lagopus leucurus) walking on rocks, High Sierra, California. September.
01377490
Gerrit Vyn / White tailed ptarmigan (Lagopus leucurus) female camouflaged amongst lichen encrusted alpine rocks, Autumn plumage, Central Cascades, Washington, USA, September.
01377491
Gerrit Vyn / White tailed ptarmigan (Lagopus leucurus) adult female in autumnal moult, Central Cascades, Washington, USA. September.
01377492
Gerrit Vyn / White tailed ptarmigan (Lagopus leucurus) adult female resting on ground in autumnal moult, Central Cascades, Washington, USA. September.
01312139
Floris van Breugel / White-tailed Ptarmigan (Lagopus leucurus) in snow covered mountainous landscape, Mt. Ritter and Banner Peak, Ansel Adams Wilderness, California, USA, July 2009
01265321
Gerrit Vyn / Adult White-tailed Ptarmigans (Lagopus leucurus) camouflaged in winter plumage. Mount Rainier, Washington, USA
01265322
Gerrit Vyn / Adult White-tailed Ptarmigan (Lagopus leucurus) camouflaged in winter plumage. Mount Rainier, Washington, USA
01265320
Gerrit Vyn / Adult White-tailed Ptarmigan (Lagopus leucurus) in winter plumage. Mount Rainier, Washington, USA
01265319
Gerrit Vyn / Adult White-tailed Ptarmigan (Lagopus leucurus) in winter plumage. Mount Rainier, Washington, USA
01161841
Shattil & Rozinski / White tailed ptarmigan {Lagopus leucurus} winter plumage, USA
01161842
Shattil & Rozinski / White tailed ptarmigan {Lagopus leucurus} winter plumage, USA
01054981
JEFF FOOTT / White tailed ptarmigan {Lagopus leucurus} standing up on rock, Colorado, USA
01058644
Bernard Castelein / White tailed ptarmigan {Lagopus leucurus} Jasper NP, Alberta, Canada
01666868
NaturePL Showreels / Showreel (or snowreel!) featuring wintery landscapes and animals adapting to cold weather around the world.