Amazon Black Howler vs St John's Rollandia

Alouatta nigerrima compared with Cyanea spec

Key Differences

• Amazon Black Howler is Least Concern while St John's Rollandia is Critically Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	St John's Rollandia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Cnidaria (Cnidarians)
Class	Mammalia (Mammals)	Scyphozoa (Scyphozoa)
Order	Primates (Primates)	Semaeostomeae (Semaeostomeae)
Family	Atelidae	Cyaneidae
Genus	Alouatta	Cyanea
Species	Alouatta nigerrima	Cyanea spec

Evolutionary Relationship

Amazon Black Howler and St John's Rollandia share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Amazon Black Howler

LC — Least Concern

St John's Rollandia

CR — Critically Endangered

Physical Characteristics

Attribute	Amazon Black Howler	St John's Rollandia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

St John's Rollandia

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.