Bare-legged Swiftlet vs Black Harrier

Aerodramus nuditarsus compared with Circus maurus

Key Differences

• Bare-legged Swiftlet is Least Concern while Black Harrier is Endangered.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Black Harrier
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Apodiformes (Apodiformes)	Accipitriformes (Hawks & Eagles)
Family	Apodidae	Accipitridae (Hawks & Eagles)
Genus	Aerodramus	Circus
Species	Aerodramus nuditarsus	Circus maurus

Evolutionary Relationship

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

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Black Harrier

EN — Endangered

Physical Characteristics

Attribute	Bare-legged Swiftlet	Black Harrier
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 Harrier

Habitat

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

Range

Found in Norway. 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.

Black Harrier

The Black Harrier (Circus maurus) is a species in the genus Circus. It is currently classified as Endangered 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