Amazon Black Howler vs Spruce Tooth

Alouatta nigerrima compared with Phellodon violascens

Key Differences

• Amazon Black Howler is Least Concern while Spruce Tooth is Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	Spruce Tooth
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Primates (Primates)	Thelephorales (Thelephorales)
Family	Atelidae	Thelephoraceae
Genus	Alouatta	Phellodon
Species	Alouatta nigerrima	Phellodon violascens

Conservation Status

Amazon Black Howler

LC — Least Concern

Spruce Tooth

EN — Endangered

Physical Characteristics

Attribute	Amazon Black Howler	Spruce Tooth
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spruce Tooth

Habitat

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

Range

Distributed across Denmark, Norway, and United States. Currently classified as Endangered 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.