Cuatro Ojos vs Tongo

Aotus nigriceps compared with Plecturocebus caquetensis

Key Differences

• Cuatro Ojos is Least Concern while Tongo is Critically Endangered.

Taxonomic Classification

Rank	Cuatro Ojos	Tongo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order same	Primates (Primates)	Primates (Primates)
Family	Aotidae	Pitheciidae
Genus	Aotus	Plecturocebus
Species	Aotus nigriceps	Plecturocebus caquetensis

Evolutionary Relationship

Cuatro Ojos and Tongo share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Cuatro Ojos

LC — Least Concern

Tongo

CR — Critically Endangered

Physical Characteristics

Attribute	Cuatro Ojos	Tongo
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cuatro Ojos

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Tongo

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 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

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

Cuatro Ojos

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.

Tongo

The Caquetá Titi (Plecturocebus caquetensis) is a species in the genus Plecturocebus. It is currently classified as Critically Endangered (CR) 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 5 distinct biome types spanning the