Douroucouli a bras gris vs Heath Rivulet

Aotus griseimembra compared with Perizoma minorata

Key Differences

• Douroucouli a bras gris is Vulnerable while Heath Rivulet is Least Concern.

Taxonomic Classification

Rank	Douroucouli a bras gris	Heath Rivulet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Aotidae	Geometridae
Genus	Aotus	Perizoma
Species	Aotus griseimembra	Perizoma minorata

Evolutionary Relationship

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

Conservation Status

Douroucouli a bras gris

VU — Vulnerable

Heath Rivulet

LC — Least Concern

Physical Characteristics

Attribute	Douroucouli a bras gris	Heath Rivulet
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.

Heath Rivulet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway and Sweden.