Alston s Cotton Rat vs Black Howler Monkey

Sigmodon alstoni compared with Alouatta pigra

Key Differences

• Alston s Cotton Rat is Least Concern while Black Howler Monkey is Endangered.

Taxonomic Classification

Rank	Alston s Cotton Rat	Black Howler Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Primates (Primates)
Family	Cricetidae	Atelidae
Genus	Sigmodon	Alouatta
Species	Sigmodon alstoni	Alouatta pigra

Evolutionary Relationship

Alston s Cotton Rat and Black Howler Monkey share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Black Howler Monkey

EN — Endangered

Physical Characteristics

Attribute	Alston s Cotton Rat	Black Howler Monkey
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 Howler Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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 Howler Monkey

The Black Howler Monkey (Alouatta pigra) is a species in the genus Alouatta. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.