Atiu Swiftlet vs Greenish Puffleg

Aerodramus sawtelli compared with Haplophaedia aureliae

Key Differences

• Atiu Swiftlet is Vulnerable while Greenish Puffleg is Least Concern.

Taxonomic Classification

Rank	Atiu Swiftlet	Greenish Puffleg
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Apodiformes (Apodiformes)	Apodiformes (Apodiformes)
Family	Apodidae	Trochilidae
Genus	Aerodramus	Haplophaedia
Species	Aerodramus sawtelli	Haplophaedia aureliae

Evolutionary Relationship

Atiu Swiftlet and Greenish Puffleg share a common ancestor at the Order level: Apodiformes. (Apodiformes)

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Greenish Puffleg

LC — Least Concern

Physical Characteristics

Attribute	Atiu Swiftlet	Greenish Puffleg
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.

Greenish Puffleg

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

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.

Greenish Puffleg

A small, greenish hummingbird of humid Andean forests in Colombia, Ecuador, and Panama, greenish pufflegs are named for the distinctive white fluffy leg puffs — feather tufts on the tarsi — shared by all members of the puffleg genus Haplophaedia. They inhabit forest edges and secondary growth at elevations of 800–2,100 meters, foraging for nectar at small flowering plants in the understory. Listed as Least Concern with relatively stable populations across their range.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway