Gray-bellied Night Monkey vs Rufous-fronted Antthrush

Aotus lemurinus compared with Formicarius rufifrons

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Rufous-fronted Antthrush is Near Threatened.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Rufous-fronted Antthrush
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Formicariidae
Genus	Aotus	Formicarius
Species	Aotus lemurinus	Formicarius rufifrons

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Rufous-fronted Antthrush

NT — Near Threatened

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Rufous-fronted Antthrush
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.

Rufous-fronted Antthrush

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.