Bare-legged Swiftlet vs Black-headed Ibis

Aerodramus nuditarsus compared with Threskiornis melanocephalus

Key Differences

• Bare-legged Swiftlet is Least Concern while Black-headed Ibis is Near Threatened.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Black-headed Ibis
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Apodiformes (Apodiformes)	Pelecaniformes (Pelecaniformes)
Family	Apodidae	Threskiornithidae
Genus	Aerodramus	Threskiornis
Species	Aerodramus nuditarsus	Threskiornis melanocephalus

Evolutionary Relationship

Bare-legged Swiftlet and Black-headed Ibis share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Black-headed Ibis

NT — Near Threatened

Physical Characteristics

Attribute	Bare-legged Swiftlet	Black-headed Ibis
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.

Black-headed Ibis

Habitat

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

Range

Found across Asia (Taiwan) and Europe (5 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Black-headed Ibis

The Black-headed Ibis (Threskiornis melanocephalus) is a species in the genus Threskiornis. It is currently classified as Near Threatened 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