Black Howler Monkey vs Napo Spiny-rat

Alouatta pigra compared with Proechimys quadruplicatus

Key Differences

• Black Howler Monkey is Endangered while Napo Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Black Howler Monkey	Napo Spiny-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	Echimyidae
Genus	Alouatta	Proechimys
Species	Alouatta pigra	Proechimys quadruplicatus

Evolutionary Relationship

Black Howler Monkey and Napo Spiny-rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Black Howler Monkey

EN — Endangered

Napo Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Black Howler Monkey	Napo Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Howler Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, 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.