Bare-legged Swiftlet vs Cudbear

Aerodramus nuditarsus compared with Ochrolechia tartarea

Key Differences

• Bare-legged Swiftlet is Least Concern while Cudbear is Endangered.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Cudbear
Kingdom	Animalia (สัตว์)	Fungi (เห็ดรา)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Ascomycota (Sac Fungi)
Class	Aves (นก)	Lecanoromycetes (Lecanoromycetes)
Order	Apodiformes (Apodiformes)	Pertusariales (Pertusariales)
Family	Apodidae	Ochrolechiaceae
Genus	Aerodramus	Ochrolechia
Species	Aerodramus nuditarsus	Ochrolechia tartarea

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Cudbear

EN — Endangered

Physical Characteristics

Attribute	Bare-legged Swiftlet	Cudbear
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.

Cudbear

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway