Bare-legged Swiftlet vs Chimney Swift

Aerodramus nuditarsus compared with Chaetura pelagica

Key Differences

• Bare-legged Swiftlet is Least Concern while Chimney Swift is Near Threatened.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Chimney Swift
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Apodiformes (Apodiformes)	Apodiformes (Apodiformes)
Family same	Apodidae	Apodidae
Genus	Aerodramus	Chaetura
Species	Aerodramus nuditarsus	Chaetura pelagica

Evolutionary Relationship

Bare-legged Swiftlet and Chimney Swift share a common ancestor at the Family level: Apodidae.

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Chimney Swift

NT — Near Threatened

Physical Characteristics

Attribute	Bare-legged Swiftlet	Chimney Swift
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.

Chimney Swift

Habitat

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

Range

Widely distributed across Europe (Norway, Sweden), North America (United States), and South America (Colombia, Ecuador, Venezuela). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Chimney Swift

Chimney Swift (Chaetura pelagica) 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 1 countries:

🇳🇴 Norway