Rock Ptarmigan vs Willow Ptarmigan / Red Grouse

Lagopus muta compared with Lagopus lagopus

Taxonomic Classification

Rank	Rock Ptarmigan	Willow Ptarmigan / Red Grouse
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Aves (นก)	Aves (นก)
Order same	Galliformes (อันดับไก่)	Galliformes (อันดับไก่)
Family same	Phasianidae	Phasianidae
Genus same	Lagopus	Lagopus
Species	Lagopus muta	Lagopus lagopus

Evolutionary Relationship

Rock Ptarmigan and Willow Ptarmigan / Red Grouse share a common ancestor at the Genus level: Lagopus.

Conservation Status

Rock Ptarmigan

NT — Near Threatened

Willow Ptarmigan / Red Grouse

NT — Near Threatened

Physical Characteristics

Attribute	Rock Ptarmigan	Willow Ptarmigan / Red Grouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Rock Ptarmigan

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Germany, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Willow Ptarmigan / Red Grouse

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, France, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden