Black Howler Monkey vs Gray-footed Spiny-rat

Alouatta pigra compared with Proechimys poliopus

Key Differences

• Black Howler Monkey is Endangered while Gray-footed Spiny-rat is Vulnerable.

Taxonomic Classification

Rank	Black Howler Monkey	Gray-footed 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 poliopus

Evolutionary Relationship

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

Conservation Status

Black Howler Monkey

EN — Endangered

Gray-footed Spiny-rat

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

Black Howler Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gray-footed Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.