Amazon Black Howler vs Azure Roller

Alouatta nigerrima compared with Eurystomus azureus

Key Differences

• Amazon Black Howler is Least Concern while Azure Roller is Near Threatened.

Taxonomic Classification

Rank	Amazon Black Howler	Azure Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Coraciiformes (Coraciiformes)
Family	Atelidae	Coraciidae
Genus	Alouatta	Eurystomus
Species	Alouatta nigerrima	Eurystomus azureus

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Azure Roller

NT — Near Threatened

Physical Characteristics

Attribute	Amazon Black Howler	Azure Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Azure Roller

Habitat

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

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Azure Roller

The Azure Roller (Eurystomus azureus) is a species in the genus Eurystomus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.