Cownose ray vs Gray-bellied Night Monkey

Rhinoptera javanica compared with Aotus lemurinus

Key Differences

• Cownose ray is Endangered while Gray-bellied Night Monkey is Vulnerable.

Taxonomic Classification

Rank	Cownose ray	Gray-bellied Night Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Primates (Primates)
Family	Myliobatidae	Aotidae
Genus	Rhinoptera	Aotus
Species	Rhinoptera javanica	Aotus lemurinus

Evolutionary Relationship

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

Conservation Status

Cownose ray

EN — Endangered

Gray-bellied Night Monkey

VU — Vulnerable

Physical Characteristics

Attribute	Cownose ray	Gray-bellied Night Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cownose ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.