Lagopus is a small genus of birds in the grouse subfamily commonly known as ptarmigans. The genus contains three living species with numerous described subspecies, all living in tundra or cold upland areas.
Lagopus
Egg of a Lagopus
The distinctive form of willow ptarmigan, the red grouse (Lagopus lagopus scotica), native to the British Isles, was considered a separate species, L. scotica, but this is no longer accepted
Image: Denali National Park Ptarmigan
Grouse are a group of birds from the order Galliformes, in the family Phasianidae. Grouse are presently assigned to the tribe Tetraonini, a classification supported by mitochondrial DNA sequence studies, and applied by the American Ornithologists' Union, ITIS, International Ornithological Congress, and others.
Grouse
A ruffed grouse found at the Kortright Centre for Conservation.
A ruffed grouse in Canada.
Image: Koklass Pheasant Manila 3