Bare-legged Swiftlet vs Black Storm-Petrel

Aerodramus nuditarsus compared with Oceanodroma melania

Taxonomic Classification

Rank	Bare-legged Swiftlet	Black Storm-Petrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Apodiformes (Apodiformes)	Procellariiformes (Procellariiformes)
Family	Apodidae	Hydrobatidae
Genus	Aerodramus	Oceanodroma
Species	Aerodramus nuditarsus	Oceanodroma melania

Evolutionary Relationship

Bare-legged Swiftlet and Black Storm-Petrel share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Black Storm-Petrel

LC — Least Concern

Physical Characteristics

Attribute	Bare-legged Swiftlet	Black Storm-Petrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bare-legged Swiftlet

Habitat

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

Range

Found in Norway.

Black Storm-Petrel

Habitat

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

Range

Distributed across Colombia and Ecuador.

Bare-legged Swiftlet

The Bare-legged Swiftlet (Aerodramus nuditarsus) is a species in the genus Aerodramus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Black Storm-Petrel

The Black Storm-Petrel (Oceanodroma melania) is a species in the genus Oceanodroma. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.