Amazon Black Howler vs Cuetzalan Salamander

Alouatta nigerrima compared with Aquiloeurycea quetzalanensis

Key Differences

• Amazon Black Howler is Least Concern while Cuetzalan Salamander is Critically Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	Cuetzalan Salamander
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Primates (Primates)	Caudata (Caudata)
Family	Atelidae	Plethodontidae
Genus	Alouatta	Aquiloeurycea
Species	Alouatta nigerrima	Aquiloeurycea quetzalanensis

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Cuetzalan Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	Amazon Black Howler	Cuetzalan Salamander
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Cuetzalan Salamander

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Mexico. Currently classified as Critically 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.