Black-headed Night Monkey vs grey mouse-ear

Aotus nigriceps compared with Cerastium brachypetalum

Key Differences

• Black-headed Night Monkey is Least Concern while grey mouse-ear is Critically Endangered.

Taxonomic Classification

Rank	Black-headed Night Monkey	grey mouse-ear
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Primates (Primates)	Caryophyllales (Caryophyllales)
Family	Aotidae	Caryophyllaceae
Genus	Aotus	Cerastium
Species	Aotus nigriceps	Cerastium brachypetalum

Conservation Status

Black-headed Night Monkey

LC — Least Concern

grey mouse-ear

CR — Critically Endangered

Physical Characteristics

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

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

grey mouse-ear

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (8 countries) and North America (United States). Currently classified as Critically 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.