427 Free Images of Centrocercus Urophasianus

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A greater sage-grouse hen feeds in a wet meadow on Seedskadee NWR in Wyoming. Photo: Tom Koerner/USFWS

A male greater sage-grouse in Wyoming big sagebrush on Seedskadee National Wildlife Refuge in Southwest Wyoming. Photo: Tom Koerner/USFWS

Greater sage-grouse eating Wyoming big sagebrush leaves. Photo: Tom Koerner/USFWS

A flock of greater sage-grouse fly across the Green River at Sunset on Seedskadee NWR. Photo: Tom Koerner/USFWS

Two male sage grouse catch the early morning sun on a ridge at Seedskadee National Wildlife Refuge. Photo Credit: Tom Koerner/USFWS

Greater sage-grouse (Centrocercus urophasianus) with its gular sacs inflated to attract mates during courtship display.

Greater sage-grouse eating phlox on Seedskadee NWR. Photo: Tom Koerner/USFWS

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakevi

A flock of greater sage-grouse fly across the Green River at Sunset on Seedskadee NWR. Photo: Tom Koerner/USFWS

A hen greater sage grouse and her brood head to Seedskadee NWR wetlands to spend the day.

Photo: Tom Koerner/USFWS

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

A greater sage-grouse surrounded by Wyoming big sagebrush on Seedskadee NWR in SW Wyoming. Photo: Tom Koerner/USFWS

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakevi

A greater sage-grouse hen sounds the alarm with a soft call and the chicks head for cover. Overhead, an eagle soars past, the cause for alarm. Video: Tom Koerner/USFWS

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakevi

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

Dawn is a U.S. Fish and Wildlife Service wildlife biologist at the Pacific Regional Office in Portland. She first began working with sage-grouse in 1998 and has collaborated on projects in Nevada, Ca

A hen sage grouse leads her brood from wetlands to a night roost in sagebrush on Seedskadee NWR. Photo Credit: Tom Koerner/USFWS

A greater sage-grouse eating leaves from a Wyoming big sagebrush plant on Seedskadee National Wildlife Refuge. Photo: Tom Koerner/USFWS

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakevi

A male greater sage-grouse in Wyoming big sagebrush on Seedskadee National Wildlife Refuge in Southwest Wyoming. Photo: Tom Koerner/USFWS

A greater sage-grouse hen and her brood feed on insects and green leaves as they stroll towards the wet meadows for the day.

Photo: Tom Koerner/USFWS

A brood of greater sage-grouse on their morning foraging stroll headed towards the wet meadows for the day. Along the way they snack on Western harvester ants, grasshoppers, and other invertebrates

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. TThe field trip departed from the BLM’s Lake

A brood of greater sage grouse feed as they move along, headed to a wet meadow along the Green River at Seedskadee NWR.

Photo: Tom Koerner/USFWS

A greater sage grouse leads her brood to a night roost in sagebrush on Seedskadee NWR. Photo Credit: Tom Koerner/USFWS

A male greater sage-grouse in Wyoming big sagebrush on Seedskadee National Wildlife Refuge in Southwest Wyoming. Photo: Tom Koerner/USFWS

On Saturday, April 8, 2017, the Bureau of Land Management invited the public to a guided viewing of the Greater Sage-Grouse springtime courtship rituals. The field trip departed from the BLM’s Lakev

A male greater sage-grouse in Wyoming big sagebrush on Seedskadee National Wildlife Refuge in Southwest Wyoming. Photo: Tom Koerner/USFWS

A greater sage-grouse feeds on the seeds of Wyoming big sagebrush on Seedskadee National Wildlife Refuge in SW Wyoming. Photo: Tom Koerner/USFWS

This group of greater sage-grouse was selectively picking the flowerheads off of Wyoming big sagebrush as they fed their way to a night roost. Photo: Tom Koerner/USFWS

This group of greater sage-grouse was selectively picking the flowerheads off of Wyoming big sagebrush as they fed their way to a night roost. Photo: Tom Koerner/USFWS

Rabbitbrush is used by more than rabbits. This greater sage-grouse was eating the leaves from yellow rabbitbrush (Chrysothamnus viscidiflorus) on Seedskadee NWR along the auto tour route. It is also

A greater sage-grouse on Seedskadee National Wildlife Refuge in Southwest Wyoming. Greater sage-grouse utilize the wet meadows on Seedskadee NWR during the summer and into early fall. This male is wa

A female greater sage-grouse with one of her eight chicks on Seedskadee National Wildlife Refuge in Wyoming. The others are trailing behind. The young are not full size yet, but have been growing st

During the summer months, many greater sage-grouse frequent wet meadows and riparian habitats that bisect the sage steppe. These areas provide water, insects and a variety of wet meadow vegetation.

University of Montana field technician Brandon Sandau holding a newly radio-marked female sage-grouse. Roundup, MT study March 31, 2011. Credit photographer Shawna Sandau and University of Montana.

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Wyoming big sagebrush flowers are on the menu for this brood of greater sage-grouse. Sometimes access to the flowers is easier when they just hop onto the sagebrush to dine. Photo: Tom Koerner/USFWS

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

A greater sage-grouse hen leads her chicks to a wet meadow in the morning. Along the way, they feed on insects and green leaves from a number of plant species. Photo: Tom Koerner/USFWS

Greater sage-grouse can satisfy their need for water during much of the year from the foods they eat. Their digestive system extracts the moisture from sage brush leaves and other vegetation they eat

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage-grouse can satisfy their need for water during much of the year from the foods they eat. Their digestive system extracts the moisture from sage brush leaves and other vegetation they eat

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

While greater sage-grouse do not require water, as they can extract it from the vegetation they eat, they will readily use it when available. On Seedskadee NWR, they are often spotted drinking water

Greater sage-grouse are dependent on sagebrush leaves as a food source for most of the year. During the summer months, they can often be found using adjacent irrigated meadows that provide insects, w

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Sometimes, gaining a little altitude helps with the view. This greater sage-grouse hen was using a western harvester ant mound to watch her chicks. Photo: Tom Koerner/USFWS

While greater sage-grouse do not require water, as they can extract it from the vegetation they eat, they will readily use it when available. On Seedskadee NWR, they are often spotted drinking water

A male sage-grouse struts his stuff on his native sage steppe.

Five sage-grouse leave the morning gathering at daylight to spend their day foraging amidst the sage brush around the Sierra Nevada mountain peaks of Mount Morrison, Laurel Mountain and Bloody Mountai

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

This greater sage-grouse hen with some of her chicks in background were spotted along the auto tour route on Seedskadee NWR. They were feeding on Wyoming big sagebrush leaves and other green vegetati

A male Sage Grouse (also known as the Greater Sage Grouse) in USA.

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse, sandhill cranes, trumpeter swans, and other bird species have all have been documented striking fences. In low light, the wires may not be visible to birds until it is too late.

Sagebrush leaves make up most of the greater sage-grouse diet during the winter. During the growing season from April to September, they may also feed on other available vegetation. This greater sag

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage-grouse can satisfy their need for water during much of the year from the foods they eat. Their digestive system extracts the moisture from sage brush leaves and other vegetation they eat

Kary Schlick, Inyo National Forest Wildlife Biologist, and volunteer, Rowan Baker, UCLA Science and International Development, glass the flight path as sage-grouse disperse from the lek, Long Valley,

Male sage-grouse flushed off the lek by ravens, Long Valley, Eastern Sierra, California, March 28, 2018. These surveys stem from the Bi-State Action Plan, which holds the key reason not to list the Bi

Sage grouse. Photo by Keith Penner

This female sage-grouse has a radio-mark to study her life history and space requirements.

Sage Grouse in Grand Teton NP-NPS

Greater sage-grouse lek near Bodie, California. (Jeannie Stafford/USFS)

Greater sage grouse live on sagebrush leaves , 99 percent of their diet, during winter months. Sage grouse lack muscular gizzards and cannot digest hard foods that require a gizzard to grind, like mo

Greater sage-grouse lek near Bodie, California. (Jeannie Stafford/USFS)

Greater sage-grouse lek near Bodie, California. (Jeannie Stafford/USFS)

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

The sagebrush ecosystem is home to unique plant and wildlife species, and is very important to the overall ecological health of eastern Oregon. Many birds and mammals depend on sagebrush ecosystems in

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