Gray-bellied Night Monkey vs Perijá’s Stream Frog

Aotus lemurinus compared with Hyloscirtus japreria

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Perijá’s Stream Frog is Endangered.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Perijá’s Stream 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	Hyloscirtus
Species	Aotus lemurinus	Hyloscirtus japreria

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Perijá’s Stream Frog

EN — Endangered

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Perijá’s Stream 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.

Perijá’s Stream Frog

Habitat

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