Amazon Black Howler vs Biscuit skate

Alouatta nigerrima compared with Raja straeleni

Key Differences

• Amazon Black Howler is Least Concern while Biscuit skate is Near Threatened.

Taxonomic Classification

Rank	Amazon Black Howler	Biscuit skate
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Primates (Primates)	Rajiformes (Rajiformes)
Family	Atelidae	Rajidae
Genus	Alouatta	Raja
Species	Alouatta nigerrima	Raja straeleni

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Biscuit skate

NT — Near Threatened

Physical Characteristics

Attribute	Amazon Black Howler	Biscuit skate
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Biscuit skate

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.

Biscuit skate

The Biscuit skate (Raja straeleni) is a species in the genus Raja. It is currently classified as Near Threatened on the IUCN Red List.