Amazon Black Howler vs Azara's Spinetail

Alouatta nigerrima compared with Synallaxis azarae

Taxonomic Classification

Rank	Amazon Black Howler	Azara's Spinetail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Atelidae	Furnariidae
Genus	Alouatta	Synallaxis
Species	Alouatta nigerrima	Synallaxis azarae

Evolutionary Relationship

Amazon Black Howler and Azara's Spinetail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazon Black Howler

LC — Least Concern

Azara's Spinetail

LC — Least Concern

Physical Characteristics

Attribute	Amazon Black Howler	Azara's Spinetail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Azara's Spinetail

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Azara's Spinetail

Azara's Spinetail (Synallaxis azarae) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.