Bare-legged Swiftlet vs Welsh onion

Aerodramus nuditarsus compared with Allium fistulosum

Key Differences

• Bare-legged Swiftlet is Least Concern while Welsh onion is Critically Endangered.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Welsh onion
Kingdom	Animalia (동물)	Plantae (식물)
Phylum	Chordata (척삭동물)	Magnoliophyta (피자식물문)
Class	Aves (새)	Liliopsida (백합강)
Order	Apodiformes (칼새목)	Asparagales (비짜루목)
Family	Apodidae	Amaryllidaceae
Genus	Aerodramus	Allium
Species	Aerodramus nuditarsus	Allium fistulosum

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Welsh onion

CR — Critically Endangered

Physical Characteristics

Attribute	Bare-legged Swiftlet	Welsh onion
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.

Welsh onion

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, deserts and xeric shrublands, and tropical and subtropical dry broadleaf forests, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Algeria, Seychelles), Asia (Taiwan, Yemen), Europe (18 countries), North America (Canada, United States), Oceania and the Pacific (Tuvalu), and South America (Brazil, Colombia, Peru). Currently classified as Critically 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