Black-headed Night Monkey vs Dwarf round ray

Aotus nigriceps compared with Urotrygon nana

Key Differences

• Black-headed Night Monkey is Least Concern while Dwarf round ray is Near Threatened.

Taxonomic Classification

Rank	Black-headed Night Monkey	Dwarf round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Primates (Primates)	Myliobatiformes (Myliobatiformes)
Family	Aotidae	Urotrygonidae
Genus	Aotus	Urotrygon
Species	Aotus nigriceps	Urotrygon nana

Evolutionary Relationship

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

Conservation Status

Black-headed Night Monkey

LC — Least Concern

Dwarf round ray

NT — Near Threatened

Physical Characteristics

Attribute	Black-headed Night Monkey	Dwarf round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Dwarf round ray

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.