Amazon Black Howler vs Amazonian Marsh Rat

Alouatta nigerrima compared with Holochilus sciureus

Taxonomic Classification

Rank	Amazon Black Howler	Amazonian Marsh Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Rodentia (Rodents)
Family	Atelidae	Cricetidae
Genus	Alouatta	Holochilus
Species	Alouatta nigerrima	Holochilus sciureus

Evolutionary Relationship

Amazon Black Howler and Amazonian Marsh Rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Amazon Black Howler

LC — Least Concern

Amazonian Marsh Rat

LC — Least Concern

Physical Characteristics

Attribute	Amazon Black Howler	Amazonian Marsh Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Amazon Black Howler

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

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.