Douroucouli a bras gris vs robust shell

Aotus griseimembra compared with Littoraria undulata

Key Differences

• Douroucouli a bras gris is Vulnerable while robust shell is Least Concern.

Taxonomic Classification

Rank	Douroucouli a bras gris	robust shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Primates (Primates)	Littorinimorpha (Littorinimorpha)
Family	Aotidae	Littorinidae
Genus	Aotus	Littoraria
Species	Aotus griseimembra	Littoraria undulata

Evolutionary Relationship

Douroucouli a bras gris and robust shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Douroucouli a bras gris

VU — Vulnerable

robust shell

LC — Least Concern

Physical Characteristics

Attribute	Douroucouli a bras gris	robust shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Douroucouli a bras gris

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

robust shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Taiwan.