Atiu Swiftlet vs Beech Tarcrust

Aerodramus sawtelli compared with Biscogniauxia nummularia

Key Differences

• Atiu Swiftlet is Vulnerable while Beech Tarcrust is Data Deficient.

Taxonomic Classification

Rank	Atiu Swiftlet	Beech Tarcrust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Sordariomycetes (Sordariomycetes)
Order	Apodiformes (Apodiformes)	Xylariales (Xylariales)
Family	Apodidae	Graphostromataceae
Genus	Aerodramus	Biscogniauxia
Species	Aerodramus sawtelli	Biscogniauxia nummularia

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Beech Tarcrust

DD — Data Deficient

Physical Characteristics

Attribute	Atiu Swiftlet	Beech Tarcrust
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.

Beech Tarcrust

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (7 countries), and South America (Brazil).

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.

Beech Tarcrust

The Beech Tarcrust (Biscogniauxia nummularia) is a species in the genus Biscogniauxia. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway