Black-headed Night Monkey vs large tortoiseshell

Aotus nigriceps compared with Nymphalis polychloros

Key Differences

• Black-headed Night Monkey is Least Concern while large tortoiseshell is Critically Endangered.

Taxonomic Classification

Rank	Black-headed Night Monkey	large tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Aotidae	Nymphalidae (Brush-footed Butterflies)
Genus	Aotus	Nymphalis
Species	Aotus nigriceps	Nymphalis polychloros

Evolutionary Relationship

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

Conservation Status

Black-headed Night Monkey

LC — Least Concern

large tortoiseshell

CR — Critically Endangered

Physical Characteristics

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

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

large tortoiseshell

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (39 countries). 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.

large tortoiseshell

large tortoiseshell (Nymphalis polychloros) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.