Gray-bellied Night Monkey vs Hummelinck s Laucha

Aotus lemurinus compared with Calomys hummelincki

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Hummelinck s Laucha is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Hummelinck s Laucha
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Primates (bộ Linh trưởng)	Rodentia (Bộ Gặm nhấm)
Family	Aotidae	Cricetidae
Genus	Aotus	Calomys
Species	Aotus lemurinus	Calomys hummelincki

Evolutionary Relationship

Gray-bellied Night Monkey and Hummelinck s Laucha share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Hummelinck s Laucha

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Hummelinck s Laucha
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.

Hummelinck s Laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela