Red-billed Duck vs Subalpine Warbler

Anas erythrorhyncha compared with Curruca cantillans

Key Differences

• Red-billed Duck is Least Concern while Subalpine Warbler is Not Evaluated.

Taxonomic Classification

Rank	Red-billed Duck	Subalpine Warbler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Anseriformes (Anseriformes)	Passeriformes (Songbirds)
Family	Anatidae	Sylviidae
Genus	Anas	Curruca
Species	Anas erythrorhyncha	Curruca cantillans

Evolutionary Relationship

Red-billed Duck and Subalpine Warbler share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Red-billed Duck

LC — Least Concern

Subalpine Warbler

NE — Not Evaluated

Physical Characteristics

Attribute	Red-billed Duck	Subalpine Warbler
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).

Subalpine Warbler

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway