Aragua Robber Frog vs Black-headed Night Monkey

Pristimantis anotis compared with Aotus nigriceps

Key Differences

• Aragua Robber Frog is Critically Endangered while Black-headed Night Monkey is Least Concern.

Taxonomic Classification

Rank	Aragua Robber Frog	Black-headed Night Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Anura (Frogs & Toads)	Primates (Primates)
Family	Craugastoridae	Aotidae
Genus	Pristimantis	Aotus
Species	Pristimantis anotis	Aotus nigriceps

Evolutionary Relationship

Aragua Robber Frog and Black-headed Night Monkey share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Aragua Robber Frog

CR — Critically Endangered

Black-headed Night Monkey

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Aragua Robber Frog

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Venezuela. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Aragua Robber Frog

The Aragua Robber Frog (Pristimantis anotis) is a species in the genus Pristimantis. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types within the Ne.

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.