Gray-bellied Night Monkey vs Hallowell’s Tree Frog

Aotus lemurinus compared with Hyla hallowellii

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Hallowell’s Tree Frog is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Hallowell’s Tree 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	Hylidae
Genus	Aotus	Hyla
Species	Aotus lemurinus	Hyla hallowellii

Evolutionary Relationship

Gray-bellied Night Monkey and Hallowell’s Tree Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Hallowell’s Tree Frog

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Hallowell’s Tree 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.

Hallowell’s Tree Frog

Habitat

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