Amazon Black Howler vs Indochinese Gray Langur

Alouatta nigerrima compared with Trachypithecus crepusculus

Key Differences

• Amazon Black Howler is Least Concern while Indochinese Gray Langur is Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	Indochinese Gray 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 crepusculus

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Indochinese Gray Langur

EN — Endangered

Physical Characteristics

Attribute	Amazon Black Howler	Indochinese Gray Langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Indochinese Gray 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.