Black arion vs Red-billed Duck

Arion ater compared with Anas erythrorhyncha

Key Differences

• Black arion is Not Evaluated while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Black arion	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Aves (Birds)
Order	Stylommatophora (Stylommatophora)	Anseriformes (Anseriformes)
Family	Arionidae	Anatidae
Genus	Arion	Anas
Species	Arion ater	Anas erythrorhyncha

Evolutionary Relationship

Black arion and Red-billed Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black arion

NE — Not Evaluated

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Black arion	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black arion

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, Sweden, and United States.

Red-billed Duck

Habitat

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

Range

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

Black arion

The Black arion (Arion ater) is a species in the genus Arion. Typically found in terrestrial and aquatic habitats including forests and freshwater.

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 1 countries:

🇳🇴 Norway