Gray-bellied Night Monkey vs Long-tailed Tapaculo

Aotus lemurinus compared with Scytalopus micropterus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Long-tailed Tapaculo is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Long-tailed Tapaculo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Rhinocryptidae
Genus	Aotus	Scytalopus
Species	Aotus lemurinus	Scytalopus micropterus

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Long-tailed Tapaculo

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Long-tailed Tapaculo
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.

Long-tailed Tapaculo

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador