Gray-bellied Night Monkey vs Lesser Akialoa

Aotus lemurinus compared with Akialoa obscura

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Lesser Akialoa is Extinct.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Lesser Akialoa
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Fringillidae
Genus	Aotus	Akialoa
Species	Aotus lemurinus	Akialoa obscura

Evolutionary Relationship

Gray-bellied Night Monkey and Lesser Akialoa share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Lesser Akialoa

EX — Extinct

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Lesser Akialoa
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.

Lesser Akialoa

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.