Atiu Swiftlet vs Circular Ear Shell

Aerodramus sawtelli compared with Haliotis cyclobates

Key Differences

• Atiu Swiftlet is Vulnerable while Circular Ear Shell is Least Concern.

Taxonomic Classification

Rank	Atiu Swiftlet	Circular Ear Shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Aves (Birds)	Gastropoda (Gastropoda)
Order	Apodiformes (Apodiformes)	Lepetellida (Lepetellida)
Family	Apodidae	Haliotidae
Genus	Aerodramus	Haliotis
Species	Aerodramus sawtelli	Haliotis cyclobates

Evolutionary Relationship

Atiu Swiftlet and Circular Ear Shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atiu Swiftlet

VU — Vulnerable

Circular Ear Shell

LC — Least Concern

Physical Characteristics

Attribute	Atiu Swiftlet	Circular Ear Shell
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.

Circular Ear Shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.

Circular Ear Shell

The Circular Ear Shell (Haliotis cyclobates) is a species in the genus Haliotis. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.