Bare-legged Swiftlet vs Grayish Button Lichen

Aerodramus nuditarsus compared with Diplotomma alboatrum

Taxonomic Classification

Rank	Bare-legged Swiftlet	Grayish Button Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Lecanoromycetes (Lecanoromycetes)
Order	Apodiformes (Apodiformes)	Caliciales (Caliciales)
Family	Apodidae	Caliciaceae
Genus	Aerodramus	Diplotomma
Species	Aerodramus nuditarsus	Diplotomma alboatrum

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Grayish Button Lichen

LC — Least Concern

Physical Characteristics

Attribute	Bare-legged Swiftlet	Grayish Button Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bare-legged Swiftlet

Habitat

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

Range

Found in Norway.

Grayish Button Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

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.