Amazon Black Howler vs Mountain Plume

Alouatta nigerrima compared with Stenoptilia islandicus

Key Differences

• Amazon Black Howler is Least Concern while Mountain Plume is Vulnerable.

Taxonomic Classification

Rank	Amazon Black Howler	Mountain Plume
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Atelidae	Pterophoridae
Genus	Alouatta	Stenoptilia
Species	Alouatta nigerrima	Stenoptilia islandicus

Evolutionary Relationship

Amazon Black Howler and Mountain Plume share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Amazon Black Howler

LC — Least Concern

Mountain Plume

VU — Vulnerable

Physical Characteristics

Attribute	Amazon Black Howler	Mountain Plume
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Mountain Plume

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Finland, Iceland, Norway, Russia, and Sweden. 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.