Amazon Black Howler vs Gray-sided Thrush

Alouatta nigerrima compared with Turdus feae

Key Differences

• Amazon Black Howler is Least Concern while Gray-sided Thrush is Vulnerable.

Taxonomic Classification

Rank	Amazon Black Howler	Gray-sided Thrush
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Atelidae	Turdidae
Genus	Alouatta	Turdus
Species	Alouatta nigerrima	Turdus feae

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Gray-sided Thrush

VU — Vulnerable

Physical Characteristics

Attribute	Amazon Black Howler	Gray-sided Thrush
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gray-sided Thrush

Habitat

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

Range

Distributed across Norway and Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.