Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying on a lek in snow, Sublette County, Wyoming, USA. April.
01323018
Barrie Britton / Male Sage grouse (Centrocercus urophasianus) displaying at lek - side view. Wyoming, USA. Picture taken during filming for BBC "Life" TV Series, April 2007
01323016
Barrie Britton / Male Sage Grouse (Centrocercus urophasianus) displaying at lek. Wyoming, USA. Picture taken during filming for BBC "Life" TV Series, April 2007
01308763
Gerrit Vyn / Greater Sage-Grouse (Centrocercus urophasianus) head portrait of male displaying on a lek. Freemont County, Wyoming, USA, March.
01308761
Gerrit Vyn / Greater Sage-Grouse (Centrocercus urophasianus) male displaying on a lek. Freemont County, Wyoming, USA, March.
01308760
Gerrit Vyn / Greater Sage-Grouse (Centrocercus urophasianus) male displaying on a lek. Freemont County, Wyoming, USA, March.
01265526
Gerrit Vyn / Adult male Greater Sage-Grouse (Centrocercus urophasianus) strutting on a lek. Freemont County, Wyoming, USA, April.
01265501
Gerrit Vyn / Strutting male Gunnison Sage-Grouse (Centrocercus minimus). Gunnison County, Colorado, USA, April.
01265499
Gerrit Vyn / A male Gunnison Sage Grouse (Centrocercus minimus) displaying near a female in snowy sage. Gunnsion County, Colorado, USA, April
01145878
Carol Walker / Male Sage Grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming
01145872
Carol Walker / Male Sage Grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming, USA.
01557866
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male displaying at a lek. Gunnison County, Colorado. April.
01557865
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male displaying at a lek. Gunnison County, Colorado. April.
01557864
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male displaying at a lek. Gunnison County, Colorado. April.
01557863
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male displaying at a lek. Gunnison County, Colorado. April.
01557862
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male displaying to a female at lek. Gunnison County, Colorado. April.
01557861
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male displaying to a female at lek. Gunnison County, Colorado. April.
01557860
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male displaying at a lek. Gunnison County, Colorado. April.
01557859
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male displaying to a female at lek. Gunnison County, Colorado. April.
01557858
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male displaying at a lek. Gunnison County, Colorado. April.
01557857
Gerrit Vyn / Female Greater Sage-Grouse (Centrocercus urophasianus) visiting a lek of displaying males. Sublette County, Wyoming. April.
01557856
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) and fracking rig. Pinedale Mesa. Sublette County, Wyoming. March.
01528338
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying on a lek in spring at sunset, Sublette County, Wyoming. March.
01528334
Gerrit Vyn / Newly hatched, day old Greater sage-grouse (Centrocercus urophasianus) chicks. Sublette County, Wyoming, USA. May.
01523515
Gerrit Vyn / Female Greater sage-grouse (Centrocercus urophasianus) incubating nest under a sage bush canopy. Sublette County, Wyoming, USA. May.
01523498
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) gathered in the center of a lek as the dominant male displays. Sublette County, Wyoming. March.
01523497
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) walking across a snow covered lek. Sublette County, Wyoming. March.
01523452
Gerrit Vyn / Gunnison sage-grouse (Centrocercus minimus) male in flight over snow. Gunnison County, Colorado, USA, April.
01523806
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) chick in nest surrounded by chicks, newly hatched, Sublette County, Wyoming, USA. May.
01523805
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) chick in nest surrounded by chicks, newly hatched, Sublette County, Wyoming, USA. May.
01523803
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) female incubating eggs on nest, Sublette County, Wyoming, USA. May.
01523788
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) roadkill, Pinedale Mesa Anticline natural gas development. Sublette County, Wyoming, USA, June.
01523783
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) chick hidden under sage bush. Sublette County, Wyoming, USA. June.
01523779
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) female hidden in sage landscape. Sublette County, Wyoming. June.
01523778
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) hen calling her brood. Sublette County, Wyoming, USA. June.
01523764
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) lek, Sublette County, Wyoming, USA. April.
01523759
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying at lek in spring. Sublette County, Wyoming, USA. April.
01523758
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying at lek in spring. Sublette County, Wyoming, USA. April.
01523757
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying at lek in spring. Sublette County, Wyoming, USA. April.
01523756
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) males displaying at lek in spring. Sublette County, Wyoming, USA. April.
01523755
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying at lek in spring. Sublette County, Wyoming, USA. April.
01523689
Gerrit Vyn / Pronghorn (Antilocapra americana) on a Greater sage-grouse lek (Centrocercus urophasianus) on the Pinedale Mesa Anticline. Sublette County, Wyoming, USA. June.
01523676
Gerrit Vyn / Greater Sage-grouse (Centrocercus urophasianus) roadkill on road, Sublette County, Wyoming. March.
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying on a lek in spring. Sublette County, Wyoming, USA. April.
01523668
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying on a lek in snow, Sublette County, Wyoming, USA. April.
01523667
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying on a lek in snow, Sublette County, Wyoming, USA. April.
01523666
Gerrit Vyn / Greater sage-grouse (Centrocercus urophasianus) male displaying on a lek in snow, Sublette County, Wyoming, USA. April.
01523664
Gerrit Vyn / Female Greater sage-grouse (Centrocercus urophasianus) walking across a snow covered lek. Sublette County, Wyoming, USA. March.
01323017
Barrie Britton / Male Sage Grouse (Centrocercus urophasianus) displaying at lek - rear view. Wyoming, USA. Picture taken during filming for BBC "Life" TV Series, April 2007
01323015
Barrie Britton / Male Sage grouse (Centrocercus urophasianus) lek. Wyoming, USA. Picture taken during filming for BBC "Life" TV Series, April 2007
01308764
Gerrit Vyn / Greater Sage-Grouse (Centrocercus urophasianus) head portrait of male displaying on a lek. Freemont County, Wyoming, USA, March.
01308762
Gerrit Vyn / Greater Sage-Grouse (Centrocercus urophasianus) head portrait of male displaying on a lek. Freemont County, Wyoming, USA, March.
01308759
Gerrit Vyn / Greater Sage-Grouse (Centrocercus urophasianus)portrait of male on a lek. Freemont County, Wyoming, USA, March.
01308758
Gerrit Vyn / Two Greater Sage-Grouse (Centrocercus urophasianus) males fighting on a lek. Freemont County, Wyoming, USA, March.
01265528
Gerrit Vyn / Adult male Greater Sage-Grouse (Centrocercus urophasianus) strutting on a lek. Freemont County, Wyoming, USA, April.
01265527
Gerrit Vyn / Adult male Greater Sage-Grouse (Centrocercus urophasianus) strutting on a lek. Freemont County, Wyoming, USA, April.
01265525
Gerrit Vyn / Adult male Greater Sage-Grouse (Centrocercus urophasianus) strutting on a lek. Freemont County, Wyoming, USA, April.
01265524
Gerrit Vyn / Adult male Greater Sage-Grouse (Centrocercus urophasianus) strutting on a lek. Freemont County, Wyoming, USA, April.
01265508
Gerrit Vyn / Strutting male Gunnison Sage-Grouse (Centrocercus minimus). Gunnison County, Colorado, USA, April.
01265507
Gerrit Vyn / Strutting male Gunnison Sage-Grouse (Centrocercus minimus). Gunnison County, Colorado, USA, April.
01265506
Gerrit Vyn / Adult female Gunnison Sage-Grouse (Centrocercus minimus). Gunnison County, Colorado, USA, April.
01265505
Gerrit Vyn / Adult male Gunnison Sage-Grouse (Centrocercus minimus) displaying at a lek. Gunnison County, Colorado, USA, April.
01265504
Gerrit Vyn / Adult male Gunnison Sage-Grouse (Centrocercus minimus) displaying at a lek. Gunnison County, Colorado, USA, April.
01265502
Gerrit Vyn / A male Gunnison Sage Grouse (Centrocercus minimus) at the height of its display. Gunnsion County, Colorado, USA, April.
01161854
Shattil & Rozinski / Sage grouse {Centrocercus urophasianus} male displaying on lek, Colorado, USA
01161856
Shattil & Rozinski / Gunnison sage grouse {Centrocercus minimus} males displaying at lek, USA, Endangered
01151810
Shattil & Rozinski / Greater sage grouse {Centrocercus urophasianus} male displaying at lek, Colorado, USA
01151811
Shattil & Rozinski / Greater sage grouse {Centrocercus urophasianus} males displaying at lek, Colorado, USA
01151809
Shattil & Rozinski / Greater sage grouse {Centrocercus urophasianus} males displaying at lek, Colorado, USA
01151808
Shattil & Rozinski / Greater sage grouse {Centrocercus urophasianus} male displaying at lek, Colorado, USA
01151806
Shattil & Rozinski / Gunnison sage grouse {Centrocercus minimus} male display at lek, Colorado, USA
01145871
Carol Walker / Male Sage Grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming, USA.
01145897
Carol Walker / Male Sage Grouse {Centrocercus uophasianus} Baggs, Wyoming, USA.
01145880
Carol Walker / Male Sage Grouse {Centrocercus urphasianus} profile during courtship display, Baggs, Wyoming
01145876
Carol Walker / Male Sgae Grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming
01145874
Carol Walker / Male Sage Grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming, USA.
01145870
Carol Walker / Male Sage Grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming, USA.
01145877
Carol Walker / Male Sage Grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming
01145879
Carol Walker / Male Sage Grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming
01145873
Carol Walker / Male Sage Grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming, USA.
01145875
Carol Walker / Male Sage grouse {Centrocercus urphasianus} courtship display, Baggs, Wyoming
01053921
John Cancalosi / Sage hen (Sage grouse) male displaying at lek to attract females
01053920
John Cancalosi / Sage hen (Sage grouse) male displaying at lek to attract females.
21077919
Tom Vezo / Female Sage hen feeding {Centrocercus urophasianus} North America
01735178
Joel Sartore / Photo Ark / Greater sage grouse (Centrocercus urophasianus) female, aged 4 years, portrait, Wilder Institute Calgary Zoo's Devonian Wildlife Conservation Center, Alberta, Canada. Captive.
01735177
Joel Sartore / Photo Ark / Greater sage grouse (Centrocercus urophasianus) female, aged 4 years, head portrait, Wilder Institute Calgary Zoo's Devonian Wildlife Conservation Center, Alberta, Canada. Captive.
01735175
Joel Sartore / Photo Ark / Greater sage grouse (Centrocercus urophasianus) female, aged 4 years, head portrait, Wilder Institute Calgary Zoo's Devonian Wildlife Conservation Center, Alberta, Canada. Captive.
01735174
Joel Sartore / Photo Ark / Greater sage grouse (Centrocercus urophasianus) male, aged 3 years, head portrait, Wilder Institute Calgary Zoo's Devonian Wildlife Conservation Center, Alberta, Canada. Captive.
01735173
Joel Sartore / Photo Ark / Greater sage grouse (Centrocercus urophasianus) male, aged 3 years, portrait, Wilder Institute Calgary Zoo's Devonian Wildlife Conservation Center, Alberta, Canada. Captive.
01735172
Joel Sartore / Photo Ark / Greater sage grouse (Centrocercus urophasianus) male, aged 3 years, head portrait, Wilder Institute Calgary Zoo's Devonian Wildlife Conservation Center, Alberta, Canada. Captive.
01735171
Joel Sartore / Photo Ark / Greater sage grouse (Centrocercus urophasianus) male, aged 3 years, head portrait, Wilder Institute Calgary Zoo's Devonian Wildlife Conservation Center, Alberta, Canada. Captive.
01714398
Joel Sartore / Photo Ark / Greater sage grouse (Centrocercus urophasianus) male looking around, Calgary Zoo?s Devonian Wildlife Conservation Center, Canada. Captive.
01714397
Joel Sartore / Photo Ark / A close up of a Greater sage grouse's (Centrocercus urophasianus) male head. The animal looks around. Calgary Zoo?s Devonian Wildlife Conservation Center, Canada. Captive.
01710792
Charlie Hamilton-James / Two Sage grouse (Centrocercus urophasianus) males, lekking display, Pinedale, Wyoming, USA. April.