Douroucouli a bras gris vs Pacific Spiny-rat

Aotus griseimembra compared with Proechimys decumanus

Key Differences

• Douroucouli a bras gris is Vulnerable while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Douroucouli a bras gris	Pacific Spiny-rat
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Primates (灵长目)	Rodentia (啮齿目)
Family	Aotidae	Echimyidae
Genus	Aotus	Proechimys
Species	Aotus griseimembra	Proechimys decumanus

Evolutionary Relationship

Douroucouli a bras gris and Pacific Spiny-rat share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Douroucouli a bras gris

VU — Vulnerable

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Douroucouli a bras gris	Pacific Spiny-rat
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.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.