Amazon Black Howler vs Least Crayfish

Alouatta nigerrima compared with Cambarellus diminutus

Key Differences

• Amazon Black Howler is Least Concern while Least Crayfish is Data Deficient.

Taxonomic Classification

Rank	Amazon Black Howler	Least Crayfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Malacostraca (Crustaceans)
Order	Primates (Primates)	Decapoda (Decapoda)
Family	Atelidae	Cambaridae
Genus	Alouatta	Cambarellus
Species	Alouatta nigerrima	Cambarellus diminutus

Evolutionary Relationship

Amazon Black Howler and Least Crayfish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Amazon Black Howler

LC — Least Concern

Least Crayfish

DD — Data Deficient

Physical Characteristics

Attribute	Amazon Black Howler	Least Crayfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Least Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in Norway.

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.