Gray-bellied Night Monkey vs Saffron-billed Sparrow

Aotus lemurinus compared with Arremon flavirostris

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Saffron-billed Sparrow is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Saffron-billed Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Passerellidae
Genus	Aotus	Arremon
Species	Aotus lemurinus	Arremon flavirostris

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Saffron-billed Sparrow

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Saffron-billed 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.

Saffron-billed Sparrow

Habitat

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

Range

Found in Norway.