Gray-bellied Night Monkey vs Silver Pheasant

Aotus lemurinus compared with Lophura nycthemera

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Silver Pheasant is Not Evaluated.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Silver Pheasant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Galliformes (Galliformes)
Family	Aotidae	Phasianidae
Genus	Aotus	Lophura
Species	Aotus lemurinus	Lophura nycthemera

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Silver Pheasant

NE — Not Evaluated

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Silver Pheasant
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.

Silver Pheasant

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (10 countries), and South America (Argentina, Colombia, Ecuador).

Silver Pheasant

Silver Pheasant (Lophura nycthemera) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador