Bare-legged Swiftlet vs Bigelow's ray

Aerodramus nuditarsus compared with Rajella bigelowi

Taxonomic Classification

Rank	Bare-legged Swiftlet	Bigelow's ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Elasmobranchii
Order	Apodiformes (Apodiformes)	Rajiformes (Rajiformes)
Family	Apodidae	Rajidae
Genus	Aerodramus	Rajella
Species	Aerodramus nuditarsus	Rajella bigelowi

Evolutionary Relationship

Bare-legged Swiftlet and Bigelow's ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Bigelow's ray

LC — Least Concern

Physical Characteristics

Attribute	Bare-legged Swiftlet	Bigelow's ray
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.

Bigelow's ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Portugal.

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.

Bigelow's ray

The Bigelow's ray (Rajella bigelowi) is a species in the genus Rajella. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.