Bare-legged Swiftlet vs Danube Clouded Yellow

Aerodramus nuditarsus compared with Colias myrmidone

Key Differences

• Bare-legged Swiftlet is Least Concern while Danube Clouded Yellow is Endangered.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Danube Clouded Yellow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Apodiformes (Apodiformes)	Lepidoptera (Butterflies & Moths)
Family	Apodidae	Pieridae
Genus	Aerodramus	Colias
Species	Aerodramus nuditarsus	Colias myrmidone

Evolutionary Relationship

Bare-legged Swiftlet and Danube Clouded Yellow share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Danube Clouded Yellow

EN — Endangered

Physical Characteristics

Attribute	Bare-legged Swiftlet	Danube Clouded Yellow
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.

Danube Clouded Yellow

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (15 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.