Gray-bellied Night Monkey vs Longhead cat shark

Aotus lemurinus compared with Apristurus longicephalus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Longhead cat shark is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Longhead cat shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Primates (Primates)	Carcharhiniformes (Ground Sharks)
Family	Aotidae	Scyliorhinidae
Genus	Aotus	Apristurus
Species	Aotus lemurinus	Apristurus longicephalus

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Longhead cat shark

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Longhead cat shark
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.

Longhead cat shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Found in Taiwan.