Gray-bellied Night Monkey vs Javan Rusa

Aotus lemurinus compared with Rusa timorensis

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Javan Rusa
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Artiodactyla (Even-toed Ungulates)
Family	Aotidae	Cervidae (Deer)
Genus	Aotus	Rusa
Species	Aotus lemurinus	Rusa timorensis

Evolutionary Relationship

Gray-bellied Night Monkey and Javan Rusa share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Javan Rusa

VU — Vulnerable

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Javan Rusa
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-bellied Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Javan Rusa

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Afrotropic and Oceanian realms.

Range

Distributed across Mauritius, New Zealand, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.