Greater Sage-Grouse

Centrocercus urophasianus




Partridges, Grouse, Turkeys, Old World Quail (Phasianidae)

Code 4


Code 6



Egg Color:

Pale green with brown spots

Number of Eggs:

6 - 9

Incubation Days:

25 - 27

Egg Incubator:


Nest Location:

Concealed under sagebrush.

Nest Material:

Lined with grass and sage leaves.





Greater Sage Grouse: Large grouse with scaled, gray-brown upperparts, white breast, and black throat, bib, and belly, and yellow combs above eyes. Large, white collar-like patch on breast conceals two yellow air sacs displayed during courtship. Tail feathers are long and pointed. Female is much smaller with white throat and no combs or air sacs; shows black on belly.

Range and Habitat

Greater Sage-Grouse: This species is a resident from southern Alberta and Saskatchewan south to Utah and Colorado, and also from Washington and northeastern California east to the Dakotas. Its preferred habitats include the open country and sagebrush plains. Some individuals move to lower elevations within their range during winter months.

Breeding and Nesting

Greater Sage Grouse: Six to nine pale green eggs, lightly spotted with brown, are laid in a well-concealed grass-lined ground depression. Incubation ranges from 25 to 27 days and is carried out by the female.

Foraging and Feeding

Greater Sage Grouse: Eats soft plants, primarily big sagebrush, but also forbs and insects.


Greater Sage Grouse: When flushed, makes a chicken-like cackling call. Males make a bubbling sound during courtship.

Similar Species

Greater Sage-Grouse: Other grouse within range are smaller, browner, and lack long, pointed tails and black bellies.

Back, rump, hindneck, wings, and crown.
The ventral part of the bird, or the area between the flanks on each side and the crissum and breast. Flight muscles are located between the belly and the breast.
The upper front part of a bird.
Parts of a Standing bird X
Head Feathers and Markings X
Parts of a Flying bird X