Gray-bellied Night Monkey vs Johnstone's Robber Frog

Aotus lemurinus compared with Eleutherodactylus johnstonei

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Johnstone's Robber Frog is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Johnstone's Robber Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Primates (Primates)	Anura (Frogs & Toads)
Family	Aotidae	Eleutherodactylidae
Genus	Aotus	Eleutherodactylus
Species	Aotus lemurinus	Eleutherodactylus johnstonei

Evolutionary Relationship

Gray-bellied Night Monkey and Johnstone's Robber Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Johnstone's Robber Frog

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Johnstone's Robber Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-bellied Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Johnstone's Robber Frog

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Neotropic biogeographic realm.

Range

Found across North America (9 countries) and South America (Colombia, Guyana, Venezuela).

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela