Ancient Antwren vs Bare-legged Swiftlet

Herpsilochmus gentryi compared with Aerodramus nuditarsus

Taxonomic Classification

Rank	Ancient Antwren	Bare-legged Swiftlet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Passeriformes (Songbirds)	Apodiformes (Apodiformes)
Family	Thamnophilidae	Apodidae
Genus	Herpsilochmus	Aerodramus
Species	Herpsilochmus gentryi	Aerodramus nuditarsus

Evolutionary Relationship

Ancient Antwren and Bare-legged Swiftlet share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Ancient Antwren

LC — Least Concern

Bare-legged Swiftlet

LC — Least Concern

Physical Characteristics

Attribute	Ancient Antwren	Bare-legged Swiftlet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ancient Antwren

Habitat

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

Range

Distributed across Ecuador and Norway.

Bare-legged Swiftlet

Habitat

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

Range

Found in Norway.

Ancient Antwren

The Ancient Antwren (Herpsilochmus gentryi) is a species in the genus Herpsilochmus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

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