Black-headed Night Monkey vs Gray-tailed Piha

Aotus nigriceps compared with Snowornis subalaris

Key Differences

• Black-headed Night Monkey is Least Concern while Gray-tailed Piha is Near Threatened.

Taxonomic Classification

Rank	Black-headed Night Monkey	Gray-tailed Piha
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Cotingidae
Genus	Aotus	Snowornis
Species	Aotus nigriceps	Snowornis subalaris

Evolutionary Relationship

Black-headed Night Monkey and Gray-tailed Piha share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-headed Night Monkey

LC — Least Concern

Gray-tailed Piha

NT — Near Threatened

Physical Characteristics

Attribute	Black-headed Night Monkey	Gray-tailed Piha
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gray-tailed Piha

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Black-headed Night Monkey

The Black-headed Night Monkey (Aotus nigriceps) is a species in the genus Aotus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.