Gray-bellied Night Monkey vs Small-billed Tinamou

Aotus lemurinus compared with Crypturellus parvirostris

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Small-billed Tinamou is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Small-billed Tinamou
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Tinamiformes (Tinamiformes)
Family	Aotidae	Tinamidae
Genus	Aotus	Crypturellus
Species	Aotus lemurinus	Crypturellus parvirostris

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Small-billed Tinamou

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Small-billed Tinamou
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.

Small-billed Tinamou

Habitat

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

Range

Found in Norway.