Atiu Swiftlet vs Eurasian Marsh-Harrier

Aerodramus sawtelli compared with Circus aeruginosus

Key Differences

Atiu Swiftlet is Vulnerable while Eurasian Marsh-Harrier is Endangered.

Taxonomic Classification

Rank	Atiu Swiftlet	Eurasian Marsh-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 sawtelli	Circus aeruginosus

Evolutionary Relationship

Atiu Swiftlet and Eurasian Marsh-Harrier share a common ancestor at the Class level: Aves. (Birds)

View Class: Aves

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Eurasian Marsh-Harrier

EN — Endangered

Physical Characteristics

Attribute	Atiu Swiftlet	Eurasian Marsh-Harrier
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atiu Swiftlet

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Eurasian Marsh-Harrier

Habitat

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

Range

Found across Asia (Taiwan) and Europe (6 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Atiu Swiftlet

The Atiu Swiftlet (Aerodramus sawtelli) is a species in the genus Aerodramus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Eurasian Marsh-Harrier

Eurasian Marsh-Harrier (Circus aeruginosus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.