Amazon Black Howler vs Annamese Langur

Alouatta nigerrima compared with Trachypithecus margarita

Key Differences

• Amazon Black Howler is Least Concern while Annamese Langur is Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	Annamese Langur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Primates (Primates)	Primates (Primates)
Family	Atelidae	Cercopithecidae (Old World Monkeys)
Genus	Alouatta	Trachypithecus
Species	Alouatta nigerrima	Trachypithecus margarita

Evolutionary Relationship

Amazon Black Howler and Annamese Langur share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Amazon Black Howler

LC — Least Concern

Annamese Langur

EN — Endangered

Physical Characteristics

Attribute	Amazon Black Howler	Annamese Langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Annamese Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Annamese Langur

The Annamese Langur (Trachypithecus margarita) is a species in the genus Trachypithecus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.