Gray-bellied Night Monkey vs Redbelly Toad

Aotus lemurinus compared with Melanophryniscus langonei

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Redbelly Toad is Critically Endangered.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Redbelly Toad
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	Bufonidae
Genus	Aotus	Melanophryniscus
Species	Aotus lemurinus	Melanophryniscus langonei

Evolutionary Relationship

Gray-bellied Night Monkey and Redbelly Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Redbelly Toad

CR — Critically Endangered

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Redbelly Toad
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.

Redbelly Toad

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.