Atiu Swiftlet vs Old Man'S Beard Lichen

Aerodramus sawtelli compared with Usnea barbata

Key Differences

• Atiu Swiftlet is Vulnerable while Old Man'S Beard Lichen is Extinct.

Taxonomic Classification

Rank	Atiu Swiftlet	Old Man'S 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 barbata

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Old Man'S Beard Lichen

EX — Extinct

Physical Characteristics

Attribute	Atiu Swiftlet	Old Man'S 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.

Old Man'S Beard Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, Sweden, 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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway