Alston s Cotton Rat vs Black Duiker

Sigmodon alstoni compared with Cephalophus niger

Taxonomic Classification

Rank	Alston s Cotton Rat	Black Duiker
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Artiodactyla (Even-toed Ungulates)
Family	Cricetidae	Bovidae (Bovids)
Genus	Sigmodon	Cephalophus
Species	Sigmodon alstoni	Cephalophus niger

Evolutionary Relationship

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

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Black Duiker

LC — Least Concern

Physical Characteristics

Attribute	Alston s Cotton Rat	Black Duiker
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 Duiker

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 Duiker

The Black Duiker (Cephalophus niger) is a species in the genus Cephalophus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.