Bare-legged Swiftlet vs Dusky arion

Aerodramus nuditarsus compared with Arion subfuscus

Key Differences

• Bare-legged Swiftlet is Least Concern while Dusky arion is Data Deficient.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Dusky arion
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Aves (Birds)	Gastropoda (Gastropoda)
Order	Apodiformes (Apodiformes)	Stylommatophora (Stylommatophora)
Family	Apodidae	Arionidae
Genus	Aerodramus	Arion
Species	Aerodramus nuditarsus	Arion subfuscus

Evolutionary Relationship

Bare-legged Swiftlet and Dusky arion share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Dusky arion

DD — Data Deficient

Physical Characteristics

Attribute	Bare-legged Swiftlet	Dusky arion
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bare-legged Swiftlet

Habitat

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

Range

Found in Norway.

Dusky arion

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Bare-legged Swiftlet

The Bare-legged Swiftlet (Aerodramus nuditarsus) is a species in the genus Aerodramus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway