Gray-bellied Night Monkey vs Yellow-breasted Tailorbird

Aotus lemurinus compared with Orthotomus samarensis

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Yellow-breasted Tailorbird is Near Threatened.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Yellow-breasted Tailorbird
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Cisticolidae
Genus	Aotus	Orthotomus
Species	Aotus lemurinus	Orthotomus samarensis

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Yellow-breasted Tailorbird

NT — Near Threatened

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Yellow-breasted Tailorbird
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-breasted Tailorbird

Habitat

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

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.