Amazon Black Howler vs Olivaceous Siskin

Alouatta nigerrima compared with Spinus olivaceus

Taxonomic Classification

Rank	Amazon Black Howler	Olivaceous Siskin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Atelidae	Fringillidae
Genus	Alouatta	Spinus
Species	Alouatta nigerrima	Spinus olivaceus

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Olivaceous Siskin

LC — Least Concern

Physical Characteristics

Attribute	Amazon Black Howler	Olivaceous Siskin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Olivaceous Siskin

Habitat

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

Range

Distributed across Ecuador and 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.