Alston s Cotton Rat vs Black Myotis

Sigmodon alstoni compared with Myotis nigricans

Taxonomic Classification

Rank	Alston s Cotton Rat	Black Myotis
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Rodentia (啮齿目)	Chiroptera (翼手目)
Family	Cricetidae	Vespertilionidae
Genus	Sigmodon	Myotis
Species	Sigmodon alstoni	Myotis nigricans

Evolutionary Relationship

Alston s Cotton Rat and Black Myotis share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Black Myotis

LC — Least Concern

Physical Characteristics

Attribute	Alston s Cotton Rat	Black Myotis
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.

Black Myotis

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.

Black Myotis

The Black Myotis (Myotis nigricans) is a species in the genus Myotis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems. Its geographic range spans Distributed across Colombia, Ecuador, and Venezuela.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela