Black-headed Night Monkey vs

Aotus nigriceps compared with Trichormus variabilis

Key Differences

• Black-headed Night Monkey is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Black-headed Night Monkey
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Chordata (Chordates)	Cyanobacteria (Cyanobacteria)
Class	Mammalia (Mammals)	Cyanobacteriia
Order	Primates (Primates)	Cyanobacteriales
Family	Aotidae	Nostocaceae
Genus	Aotus	Trichormus
Species	Aotus nigriceps	Trichormus variabilis

Conservation Status

Black-headed Night Monkey

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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.

Trichormus variabilis is a filamentous, nitrogen-fixing cyanobacterium in the family Nostocaceae. It forms heterocysts — specialized nitrogen-fixing cells — within its trichomes and is found in freshwater, soil, and symbiotic associations. Its conservation status is not evaluated.