Amazon Black Howler vs Butterfly ray

Alouatta nigerrima compared with Gymnura altavela

Key Differences

• Amazon Black Howler is Least Concern while Butterfly ray is Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	Butterfly ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Primates (Primates)	Myliobatiformes (Myliobatiformes)
Family	Atelidae	Gymnuridae
Genus	Alouatta	Gymnura
Species	Alouatta nigerrima	Gymnura altavela

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Butterfly ray

EN — Endangered

Physical Characteristics

Attribute	Amazon Black Howler	Butterfly ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Butterfly ray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Venezuela. Currently classified as Endangered 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.

Butterfly ray

The Butterfly ray (Gymnura altavela) is a species in the genus Gymnura. It is currently classified as Endangered on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.