Amazon Black Howler vs Ruby Whiteface

Alouatta nigerrima compared with Leucorrhinia rubicunda

Key Differences

• Amazon Black Howler is Least Concern while Ruby Whiteface is Vulnerable.

Taxonomic Classification

Rank	Amazon Black Howler	Ruby Whiteface
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Odonata (Odonata)
Family	Atelidae	Libellulidae
Genus	Alouatta	Leucorrhinia
Species	Alouatta nigerrima	Leucorrhinia rubicunda

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Ruby Whiteface

VU — Vulnerable

Physical Characteristics

Attribute	Amazon Black Howler	Ruby Whiteface
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ruby Whiteface

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, 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.