Alston s Cotton Rat vs Bare-legged Swiftlet

Sigmodon alstoni compared with Aerodramus nuditarsus

Taxonomic Classification

Rank	Alston s Cotton Rat	Bare-legged Swiftlet
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Aves (นก)
Order	Rodentia (อันดับสัตว์ฟันแทะ)	Apodiformes (Apodiformes)
Family	Cricetidae	Apodidae
Genus	Sigmodon	Aerodramus
Species	Sigmodon alstoni	Aerodramus nuditarsus

Evolutionary Relationship

Alston s Cotton Rat and Bare-legged Swiftlet share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Bare-legged Swiftlet

LC — Least Concern

Physical Characteristics

Attribute	Alston s Cotton Rat	Bare-legged Swiftlet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alston s Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Bare-legged Swiftlet

Habitat

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

Range

Found in Norway.

Alston s Cotton Rat

The Alston s Cotton Rat (Sigmodon alstoni) is a species in the genus Sigmodon. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems. Distributed across Colombia 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.