Amazon Black Howler vs Upper Crust

Alouatta nigerrima compared with Amaurodon cyaneus

Key Differences

• Amazon Black Howler is Least Concern while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Amazon Black Howler	Upper Crust
Kingdom	Animalia (प्राणी)	Fungi (फफूंद)
Phylum	Chordata (रज्जुकी)	Basidiomycota (Club Fungi)
Class	Mammalia (स्तनधारी)	Agaricomycetes (Mushrooms)
Order	Primates (नरवानर गण)	Thelephorales (Thelephorales)
Family	Atelidae	Thelephoraceae
Genus	Alouatta	Amaurodon
Species	Alouatta nigerrima	Amaurodon cyaneus

Conservation Status

Amazon Black Howler

LC — Least Concern

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Amazon Black Howler	Upper Crust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Upper Crust

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, 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.