Caatinga-Vespermaus vs Lesser Golden-bellied Rice Rat

Calomys expulsus compared with Nephelomys nimbosus

Key Differences

• Caatinga-Vespermaus is Least Concern while Lesser Golden-bellied Rice Rat is Vulnerable.

Taxonomic Classification

Rank	Caatinga-Vespermaus	Lesser Golden-bellied Rice Rat
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order same	Rodentia (Nagetiere)	Rodentia (Nagetiere)
Family same	Cricetidae	Cricetidae
Genus	Calomys	Nephelomys
Species	Calomys expulsus	Nephelomys nimbosus

Evolutionary Relationship

Caatinga-Vespermaus and Lesser Golden-bellied Rice Rat share a common ancestor at the Family level: Cricetidae.

Conservation Status

Caatinga-Vespermaus

LC — Least Concern

Lesser Golden-bellied Rice Rat

VU — Vulnerable

Physical Characteristics

Attribute	Caatinga-Vespermaus	Lesser Golden-bellied Rice Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caatinga-Vespermaus

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Golden-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Caatinga-Vespermaus

The Caatinga laucha (Calomys expulsus) is a species in the genus Calomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.