Red-billed Duck vs Rough-Legged Buzzard

Anas erythrorhyncha compared with Buteo lagopus

Key Differences

• Red-billed Duck is Least Concern while Rough-Legged Buzzard is Near Threatened.

Taxonomic Classification

Rank	Red-billed Duck	Rough-Legged Buzzard
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Anseriformes (Anseriformes)	Accipitriformes (Hawks & Eagles)
Family	Anatidae	Accipitridae (Hawks & Eagles)
Genus	Anas	Buteo
Species	Anas erythrorhyncha	Buteo lagopus

Evolutionary Relationship

Red-billed Duck and Rough-Legged Buzzard share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Red-billed Duck

LC — Least Concern

Rough-Legged Buzzard

NT — Near Threatened

Physical Characteristics

Attribute	Red-billed Duck	Rough-Legged Buzzard
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Rough-Legged Buzzard

Habitat

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

Range

Found across Europe (5 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Rough-Legged Buzzard

Rough-Legged Buzzard (Buteo lagopus) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway