Brown Spider Monkey vs Simons’s Mouse Opossum

Ateles hybridus compared with Marmosa simonsi

Key Differences

• Brown Spider Monkey is Critically Endangered while Simons’s Mouse Opossum is Not Evaluated.

Taxonomic Classification

Rank	Brown Spider Monkey	Simons’s Mouse Opossum
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Primates (อันดับวานร)	Didelphimorphia (Didelphimorphia)
Family	Atelidae	Didelphidae
Genus	Ateles	Marmosa
Species	Ateles hybridus	Marmosa simonsi

Evolutionary Relationship

Brown Spider Monkey and Simons’s Mouse Opossum share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Brown Spider Monkey

CR — Critically Endangered

Simons’s Mouse Opossum

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Spider Monkey	Simons’s Mouse Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Spider Monkey

Habitat

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

Range

Distributed across Colombia and Venezuela. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Simons’s Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Brown Spider Monkey

The Brown Spider Monkey (Ateles hybridus) is a species in the genus Ateles. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the