Atiu Swiftlet vs Double-crested Cormorant

Aerodramus sawtelli compared with Phalacrocorax auritus

Key Differences

• Atiu Swiftlet is Vulnerable while Double-crested Cormorant is Least Concern.

Taxonomic Classification

Rank	Atiu Swiftlet	Double-crested Cormorant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Apodiformes (Apodiformes)	Suliformes (Suliformes)
Family	Apodidae	Phalacrocoracidae
Genus	Aerodramus	Phalacrocorax
Species	Aerodramus sawtelli	Phalacrocorax auritus

Evolutionary Relationship

Atiu Swiftlet and Double-crested Cormorant share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Double-crested Cormorant

LC — Least Concern

Physical Characteristics

Attribute	Atiu Swiftlet	Double-crested Cormorant
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.

Double-crested Cormorant

Habitat

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

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia).

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.

Double-crested Cormorant

Double-crested Cormorant (Phalacrocorax auritus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway