Atiu Swiftlet vs Beard Lichen

Aerodramus sawtelli compared with Usnea subgracilis

Key Differences

• Atiu Swiftlet is Vulnerable while Beard Lichen is Not Evaluated.

Taxonomic Classification

Rank	Atiu Swiftlet	Beard Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Lecanoromycetes (Lecanoromycetes)
Order	Apodiformes (Apodiformes)	Lecanorales (Lecanorales)
Family	Apodidae	Parmeliaceae
Genus	Aerodramus	Usnea
Species	Aerodramus sawtelli	Usnea subgracilis

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Beard Lichen

NE — Not Evaluated

Physical Characteristics

Attribute	Atiu Swiftlet	Beard Lichen
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.

Beard Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and United States.

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.

Beard Lichen

The Beard Lichen (Usnea subgracilis) is a species in the genus Usnea. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway