Black-headed Night Monkey vs Pear-tree Pigmy

Aotus nigriceps compared with Stigmella pyri

Key Differences

• Black-headed Night Monkey is Least Concern while Pear-tree Pigmy is Endangered.

Taxonomic Classification

Rank	Black-headed Night Monkey	Pear-tree Pigmy
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Aotidae	Nepticulidae
Genus	Aotus	Stigmella
Species	Aotus nigriceps	Stigmella pyri

Evolutionary Relationship

Black-headed Night Monkey and Pear-tree Pigmy share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-headed Night Monkey

LC — Least Concern

Pear-tree Pigmy

EN — Endangered

Physical Characteristics

Attribute	Black-headed Night Monkey	Pear-tree Pigmy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Pear-tree Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (6 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.