Black-headed Night Monkey vs Western Thyme Plume

Aotus nigriceps compared with Merrifieldia tridactyla

Key Differences

• Black-headed Night Monkey is Least Concern while Western Thyme Plume is Near Threatened.

Taxonomic Classification

Rank	Black-headed Night Monkey	Western Thyme Plume
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Aotidae	Pterophoridae
Genus	Aotus	Merrifieldia
Species	Aotus nigriceps	Merrifieldia tridactyla

Evolutionary Relationship

Black-headed Night Monkey and Western Thyme Plume share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-headed Night Monkey

LC — Least Concern

Western Thyme Plume

NT — Near Threatened

Physical Characteristics

Attribute	Black-headed Night Monkey	Western Thyme Plume
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Western Thyme Plume

Habitat

Found across multiple habitat types including temperate coniferous forests, temperate broadleaf and mixed forests, and temperate grasslands and steppes, among 6 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Asia (5 countries) and Europe (28 countries). 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.