Black-headed Night Monkey vs Crested Myna

Aotus nigriceps compared with Acridotheres cristatellus

Taxonomic Classification

Rank	Black-headed Night Monkey	Crested Myna
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Sturnidae
Genus	Aotus	Acridotheres
Species	Aotus nigriceps	Acridotheres cristatellus

Evolutionary Relationship

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

Conservation Status

Black-headed Night Monkey

LC — Least Concern

Crested Myna

LC — Least Concern

Physical Characteristics

Attribute	Black-headed Night Monkey	Crested Myna
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Crested Myna

Habitat

Inhabits tropical and subtropical dry broadleaf forests and tropical and subtropical grasslands and savannas within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Japan, Singapore, United Arab Emirates), Europe (7 countries), and South America (Argentina, Bolivia).

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.

Crested Myna

Crested Myna (Acridotheres cristatellus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.