Gray-bellied Night Monkey vs Tree Swallow

Aotus lemurinus compared with Tachycineta bicolor

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Tree Swallow is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Tree Swallow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Hirundinidae
Genus	Aotus	Tachycineta
Species	Aotus lemurinus	Tachycineta bicolor

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Tree Swallow

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Tree Swallow
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.

Tree Swallow

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela