Bare-legged Swiftlet vs Cownose ray

Aerodramus nuditarsus compared with Rhinoptera javanica

Key Differences

• Bare-legged Swiftlet is Least Concern while Cownose ray is Endangered.

Taxonomic Classification

Rank	Bare-legged Swiftlet	Cownose ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Elasmobranchii
Order	Apodiformes (Apodiformes)	Myliobatiformes (Myliobatiformes)
Family	Apodidae	Myliobatidae
Genus	Aerodramus	Rhinoptera
Species	Aerodramus nuditarsus	Rhinoptera javanica

Evolutionary Relationship

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

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Cownose ray

EN — Endangered

Physical Characteristics

Attribute	Bare-legged Swiftlet	Cownose 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.

Cownose ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.