Bare-legged Swiftlet vs Big Crested Mastiff Bat

Aerodramus nuditarsus compared with Promops centralis

Taxonomic Classification

Rank	Bare-legged Swiftlet	Big Crested Mastiff Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Chiroptera (Bats)
Family	Apodidae	Molossidae
Genus	Aerodramus	Promops
Species	Aerodramus nuditarsus	Promops centralis

Evolutionary Relationship

Bare-legged Swiftlet and Big Crested Mastiff Bat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bare-legged Swiftlet

LC — Least Concern

Big Crested Mastiff Bat

LC — Least Concern

Physical Characteristics

Attribute	Bare-legged Swiftlet	Big Crested Mastiff Bat
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.

Big Crested Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.

Big Crested Mastiff Bat

The Big Crested Mastiff Bat (Promops centralis) is a species in the genus Promops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.