Gray-bellied Night Monkey vs Yellow-browed Sparrow

Aotus lemurinus compared with Ammodramus aurifrons

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Yellow-browed Sparrow is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Yellow-browed Sparrow
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class	Mammalia (ثدييات)	Aves (طيور)
Order	Primates (رئيسيات)	Passeriformes (جواثم)
Family	Aotidae	Passerellidae
Genus	Aotus	Ammodramus
Species	Aotus lemurinus	Ammodramus aurifrons

Evolutionary Relationship

Gray-bellied Night Monkey and Yellow-browed Sparrow share a common ancestor at the Phylum level: Chordata. (حبليات)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Yellow-browed Sparrow

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Yellow-browed Sparrow
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.

Yellow-browed Sparrow

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Yellow-browed Sparrow

Yellow-browed Sparrow (Ammodramus aurifrons) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela