Atiu Swiftlet vs Red-headed Pigmy

Aerodramus sawtelli compared with Stigmella ruficapitella

Key Differences

• Atiu Swiftlet is Vulnerable while Red-headed Pigmy is Least Concern.

Taxonomic Classification

Rank	Atiu Swiftlet	Red-headed Pigmy
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Apodiformes (Apodiformes)	Lepidoptera (Butterflies & Moths)
Family	Apodidae	Nepticulidae
Genus	Aerodramus	Stigmella
Species	Aerodramus sawtelli	Stigmella ruficapitella

Evolutionary Relationship

Atiu Swiftlet and Red-headed Pigmy share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Red-headed Pigmy

LC — Least Concern

Physical Characteristics

Attribute	Atiu Swiftlet	Red-headed Pigmy
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.

Red-headed Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway