Rolf Nussbaumer / Male Spruce grouse in snow {Falcipennis canadensis} Alaska, USA
01600114
David Allemand / Canada grouse (Falcipennis canadensis) in autumn tree, Quebec, Canada, October.
01601627
Danny Green / Spruce grouse (Falcipennis canadensis) in forest, Denali National Park, Alaska, USA, September
00579390
Michael Milicia/ BIA / Ruffed Grouse (Bonasa umbellus), Alberta, Canada
01585204
Melvin Grey / Rock Ptarmigan (Lagopus muta) adult male in winter plumage, beginning summer moult, standing on rocks covered in orange lichen, Churchill, Manitoba, Canada. June.
01585203
Melvin Grey / Rock Ptarmigan (Lagopus muta) adult male in winter plumage, beginning summer moult, standing on rocks covered in orange lichen, Churchill, Manitoba, Canada. June.
01583683
Connor Stefanison / Two White-tailed ptarmigan (Lagopus leucura) perched on a rock at dusk, Hope, British Columbia, Canada. July.
00576659
Scott Leslie / Ruffed Grouse (Bonasa umbellus), gray morph, male displaying in autumn, Cape Breton Highlands National Park, Nova Scotia, Canada
00576300
Glenn Bartley/ BIA / Sooty Grouse (Dendragapus fuliginosus) male displaying, British Columbia, Canada
00576299
Glenn Bartley/ BIA / Sooty Grouse (Dendragapus fuliginosus) male displaying, British Columbia, Canada
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
01521009
Todd Mintz / Sharp-tailed grouse (Tympanuchus phasianellus) in prairie grasses, Grasslands National Park, Saskatchewan, Canada, July.
01521005
Todd Mintz / Sharp-tailed grouse (Tympanuchus phasianellus) in prairie grasses, Grasslands National Park, Saskatchewan, Canada, July.
01521004
Todd Mintz / Sharp-tailed grouse (Tympanuchus phasianellus) in prairie grasses, Grasslands National Park, Saskatchewan, Canada, July.
00558162
Donald M. Jones / Spruce Grouse (Falcipennis canadensis) male in fall, central Alaska
00558161
Donald M. Jones / Spruce Grouse (Falcipennis canadensis) male in fall, central Alaska
00558160
Donald M. Jones / Spruce Grouse (Falcipennis canadensis) male in fall, central Alaska
00558158
Donald M. Jones / Spruce Grouse (Falcipennis canadensis) male in fall, central Alaska
00558157
Donald M. Jones / Spruce Grouse (Falcipennis canadensis) male in courtship display in spring, Montana
01523512
Gerrit Vyn / Spruce grouse (Falcipennis canadensis) male in forest, Okanogan County, Washington, USA. May.
01506488
Todd Mintz / Rock ptarmigan (Lagopus muta) female in winter plumage under Willow brush, Manitoba, Canada March.
01506489
Todd Mintz / Rock ptarmigan (Lagopus muta) female in winter plumage under Willow brush, Manitoba, Canada March.
00547372
Alan Murphy / Ruffed Grouse (Bonasa umbellus) on snow, Ontario, Canada
00542759
Nick Saunders / Sharp-tailed Grouse (Tympanuchus phasianellus) male in courtship display, Saskatchewan, Canada
01461734
Eric Baccega / Willow grouse / Willow Ptarmigan (Lagopus lagopus) in winter plumage. Wapusk National Park, Churchill, Manitoba, Canada, March.
01461733
Eric Baccega / Willow grouse / Willow Ptarmigan (Lagopus lagopus) in winter plumage. Wapusk National Park, Churchill, Manitoba, Canada, March.
00535287
Robert Royse / Ruffed Grouse (Bonasa umbellus), Manitoba, Canada
00530156
Nick Saunders / Ruffed Grouse (Bonasa umbellus), Saskatchewan, Canada
Michael Quinton / Spruce Grouse (Falcipennis canadensis) male, Alaska
00523213
Michael Quinton / Spruce Grouse (Falcipennis canadensis) male, Alaska
00523212
Michael Quinton / Spruce Grouse (Falcipennis canadensis) male, Alaska
01402984
Loic Poidevin / Ruffed grouse (Bonasa umbellus) in winter snow, Quebec, Canada, March
01403074
Loic Poidevin / Ruffed grouse (Bonasa umbellus) sitting in rain, Quebec, Canada, May
01377423
Gerrit Vyn / Spruce grouse (Falcipennis canadensis) adult male in a birch, in winter birds spend more time foraging in trees, Central Alaska, USA September
Jenny E. Ross / Rock ptarmigan (Lagopus mutus) in winter plumage, well-camouflaged against the snowy ground, and feather-covered feet visable. Churchill, Manitoba, Canada. November
01324349
Eric Baccega / Spruce grouse (Falcipennis canadensis) female foraging for food in the forest, Cap Breton Highlands National Park, Nova Scotia, Canada, September
01324348
Eric Baccega / Spruce grouse (Falcipennis canadensis) female foraging for food in the forest, Cap Breton Highlands National Park, Nova Scotia, Canada, September
01324347
Eric Baccega / Spruce grouse (Falcipennis canadensis) head portrait of male, Cap Breton Highlands National Park, Nova Scotia, Canada, September
01324346
Eric Baccega / Spruce grouse (Falcipennis canadensis) portrait of male, Cap Breton Highlands National Park, Nova Scotia, Canada, September
01324345
Eric Baccega / Two Spruce grouse (Falcipennis canadensis) females foraging for food in the forest, Cap Breton Highlands National Park, Nova Scotia, Canada, September
01324350
Eric Baccega / Spruce grouse (Falcipennis canadensis) female foraging for food in the forest, Cap Breton Highlands National Park, Nova Scotia, Canada, September
01282205
Bryan and Cherry Alexander / Inuit girl holding Rock ptarmigans (Lagopus mutus) that her father has shot for food. Baffin Island, Nunavut, Canada, 1992.
01291581
Konstantin Mikhailov / Canadian Spruce Grouse (Falcipennis canadensis) male in courtship display, in Spruce forest, Central Alaska, USA, North America. September
01291580
Konstantin Mikhailov / Canadian Spruce Grouse (Falcipennis canadensis) rear view of male in courtship display, in Spruce forest, Central Alaska, USA, North America. September
01291578
Konstantin Mikhailov / Canadian Spruce Grouse (Falcipennis canadensis) male in courtship display, in Spruce forest, Central Alaska, USA, North America. September
01291577
Konstantin Mikhailov / Canadian Spruce Grouse (Falcipennis canadensis) male in Spruce forest, Central Alaska, USA, North America. September
00446140
Michael Quinton / Spruce Grouse (Falcipennis canadensis) female, Alaska
00446139
Michael Quinton / Spruce Grouse (Falcipennis canadensis) male, Alaska
00446138
Michael Quinton / Spruce Grouse (Falcipennis canadensis) male, Alaska
01286049
David Pike / Wllow grouse (Lagopus lagopus) in white phase, Manitoba, Canada
01280971
Patricio Robles Gil / Female Spruce grouse (Falcipennis canadensis) portrait, Denali National Park, Alaska, USA
01280972
Patricio Robles Gil / Female Spruce grouse (Falcipennis canadensis) portrait, Denali National Park, Alaska, USA
01265434
Gerrit Vyn / Adult male Rock Ptarmigan (Lagopus mutus) of the subspecies L. m. rupestris in courtship or "supplemental" plumage. Nunavut, Canada.
00440954
Yva Momatiuk & John Eastcott / Spruce Grouse (Falcipennis canadensis) cock in spruce tree, Denali National Park, Alaska
01254989
Ian McCarthy / Pair of Rock ptarmigan {Lagopus mutus} in snow storm, Bathurst island, Nunavut, Canada
01254990
Ian McCarthy / Rock ptarmigan {Lagopus mutus} on lichen covered rock, Brown island, Nunavut, Canada
00428562
Donald M. Jones / Spruce Grouse (Falcipennis canadensis) male, western Montana
00428561
Donald M. Jones / Spruce Grouse (Falcipennis canadensis) male, western Montana
