Atiu Swiftlet vs Drooping Tonguefern

Aerodramus sawtelli compared with Elaphoglossum herminieri

Key Differences

• Atiu Swiftlet is Vulnerable while Drooping Tonguefern is Least Concern.

Taxonomic Classification

Rank	Atiu Swiftlet	Drooping Tonguefern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Aves (Birds)	Polypodiopsida (Polypodiopsida)
Order	Apodiformes (Apodiformes)	Polypodiales (Polypodiales)
Family	Apodidae	Dryopteridaceae
Genus	Aerodramus	Elaphoglossum
Species	Aerodramus sawtelli	Elaphoglossum herminieri

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Drooping Tonguefern

LC — Least Concern

Physical Characteristics

Attribute	Atiu Swiftlet	Drooping Tonguefern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atiu Swiftlet

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Drooping Tonguefern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Brazil, Colombia, and Cuba.

Atiu Swiftlet

The Atiu Swiftlet (Aerodramus sawtelli) is a species in the genus Aerodramus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.