Amazon River Dolphin vs Black Howler Monkey

Inia geoffrensis compared with Alouatta pigra

Key Differences

• Amazon River Dolphin is Data Deficient while Black Howler Monkey is Endangered.

Taxonomic Classification

Rank	Amazon River Dolphin	Black Howler Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Primates (Primates)
Family	Iniidae	Atelidae
Genus	Inia	Alouatta
Species	Inia geoffrensis	Alouatta pigra

Evolutionary Relationship

Amazon River Dolphin and Black Howler Monkey share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Amazon River Dolphin

DD — Data Deficient

Black Howler Monkey

EN — Endangered

Physical Characteristics

Attribute	Amazon River Dolphin	Black Howler Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon River Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Black Howler Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Amazon River Dolphin

The Amazon River Dolphin (Inia geoffrensis) is a species in the genus Inia. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in diverse terrestrial and aquatic ecosystems.

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.