Gray-bellied Night Monkey vs Uruguay Red Belly Toad

Aotus lemurinus compared with Melanophryniscus atroluteus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Uruguay Red Belly Toad is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Uruguay Red Belly 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 atroluteus

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Uruguay Red Belly Toad

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Uruguay Red Belly 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.

Uruguay Red Belly Toad

Habitat

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