Gray-bellied Night Monkey vs Speckled Chachalaca

Aotus lemurinus compared with Ortalis guttata

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Speckled Chachalaca is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Speckled Chachalaca
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Aves (นก)
Order	Primates (อันดับวานร)	Galliformes (อันดับไก่)
Family	Aotidae	Cracidae
Genus	Aotus	Ortalis
Species	Aotus lemurinus	Ortalis guttata

Evolutionary Relationship

Gray-bellied Night Monkey and Speckled Chachalaca share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Speckled Chachalaca

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Speckled Chachalaca
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.

Speckled Chachalaca

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Speckled Chachalaca

Speckled Chachalaca (Ortalis guttata) 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 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador