Amazon Black Howler vs Raetzer's Ringlet

Alouatta nigerrima compared with Erebia christi

Key Differences

• Amazon Black Howler is Least Concern while Raetzer's Ringlet is Vulnerable.

Taxonomic Classification

Rank	Amazon Black Howler	Raetzer's Ringlet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Atelidae	Nymphalidae (Brush-footed Butterflies)
Genus	Alouatta	Erebia
Species	Alouatta nigerrima	Erebia christi

Evolutionary Relationship

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

Conservation Status

Amazon Black Howler

LC — Least Concern

Raetzer's Ringlet

VU — Vulnerable

Physical Characteristics

Attribute	Amazon Black Howler	Raetzer's Ringlet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Raetzer's Ringlet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Italy and Switzerland. Currently classified as Vulnerable 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.