Greater Sage-Grouse vs Gunnison Sage-Grouse

In short

The Greater Sage-Grouse and Gunnison Sage-Grouse are similar in appearance but can be distinguished by size, plumage details, and display behaviors. The Greater Sage-Grouse is larger and has a more extensive range. Both species exhibit elaborate lekking displays, but the Gunnison Sage-Grouse's display is more intricate.

Identification tips

• Size: Greater Sage-Grouse is noticeably larger.
• Tail Barring: Gunnison Sage-Grouse has more distinct white barring on the tail.
• Display Behavior: Observe the complexity of the display; Gunnison's is more intricate.
• Range: Consider location; Gunnison is more localized to Colorado and Utah.

Size

The Greater Sage-Grouse is larger than the Gunnison Sage-Grouse.

Plumage

Both species have similar plumage with mottled brown and white patterns, but the Gunnison Sage-Grouse has more distinct white barring on the tail and a thicker, more prominent white band on the chest during displays.

Behaviour

Both species perform lekking displays, but the Gunnison Sage-Grouse's display includes more complex movements and sounds. The Greater Sage-Grouse's display is characterized by more straightforward strutting and popping sounds.

Habitat

Both species inhabit sagebrush habitats, but the Greater Sage-Grouse has a broader range across western North America, while the Gunnison Sage-Grouse is more restricted to southwestern Colorado and southeastern Utah.

Voice

The vocalizations during displays differ slightly, with the Gunnison Sage-Grouse producing more varied and complex sounds compared to the Greater Sage-Grouse.