Gray-bellied Night Monkey vs Gray-lined Hawk

Aotus lemurinus compared with Buteo nitidus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Gray-lined Hawk is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Gray-lined Hawk
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Accipitriformes (Hawks & Eagles)
Family	Aotidae	Accipitridae (Hawks & Eagles)
Genus	Aotus	Buteo
Species	Aotus lemurinus	Buteo nitidus

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Gray-lined Hawk

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Gray-lined Hawk
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.

Gray-lined Hawk

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Gray-lined Hawk

Gray-lined Hawk (Buteo nitidus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela