Amazon Black Howler vs Gray Trembler

Alouatta nigerrima compared with Cinclocerthia gutturalis

Taxonomic Classification

Rank	Amazon Black Howler	Gray Trembler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Atelidae	Mimidae
Genus	Alouatta	Cinclocerthia
Species	Alouatta nigerrima	Cinclocerthia gutturalis

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Gray Trembler

LC — Least Concern

Physical Characteristics

Attribute	Amazon Black Howler	Gray Trembler
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gray Trembler

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.

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.