Atiu Swiftlet vs brown lemming

Aerodramus sawtelli compared with Lemmus trimucronatus

Key Differences

• Atiu Swiftlet is Vulnerable while brown lemming is Least Concern.

Taxonomic Classification

Rank	Atiu Swiftlet	brown lemming
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Rodentia (Rodents)
Family	Apodidae	Cricetidae
Genus	Aerodramus	Lemmus
Species	Aerodramus sawtelli	Lemmus trimucronatus

Evolutionary Relationship

Atiu Swiftlet and brown lemming share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atiu Swiftlet

VU — Vulnerable

brown lemming

LC — Least Concern

Physical Characteristics

Attribute	Atiu Swiftlet	brown lemming
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.

brown lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

brown lemming

The Brown Lemming (Lemmus trimucronatus) is a species in the genus Lemmus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.