Amazon Black Howler vs Gray smooth hound

Alouatta nigerrima compared with Mustelus californicus

Taxonomic Classification

Rank	Amazon Black Howler	Gray smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Primates (Primates)	Carcharhiniformes (Ground Sharks)
Family	Atelidae	Triakidae
Genus	Alouatta	Mustelus
Species	Alouatta nigerrima	Mustelus californicus

Evolutionary Relationship

Amazon Black Howler and Gray smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazon Black Howler

LC — Least Concern

Gray smooth hound

LC — Least Concern

Physical Characteristics

Attribute	Amazon Black Howler	Gray smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gray smooth hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.