Gray-bellied Night Monkey vs Rush Marble

Aotus lemurinus compared with Bactra lancealana

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Rush Marble is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Rush Marble
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Aotidae	Tortricidae
Genus	Aotus	Bactra
Species	Aotus lemurinus	Bactra lancealana

Evolutionary Relationship

Gray-bellied Night Monkey and Rush Marble share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Rush Marble

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Rush Marble
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.

Rush Marble

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Asia (Yemen) and Europe (5 countries).