Arizona Cotton Rat vs Gray-bellied Rice Rat

Sigmodon arizonae compared with Nephelomys moerex

Key Differences

• Arizona Cotton Rat is Least Concern while Gray-bellied Rice Rat is Extinct.

Taxonomic Classification

Rank	Arizona Cotton Rat	Gray-bellied Rice Rat
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Mammalia (포유류)	Mammalia (포유류)
Order same	Rodentia (설치류)	Rodentia (설치류)
Family same	Cricetidae	Cricetidae
Genus	Sigmodon	Nephelomys
Species	Sigmodon arizonae	Nephelomys moerex

Evolutionary Relationship

Arizona Cotton Rat and Gray-bellied Rice Rat share a common ancestor at the Family level: Cricetidae.

Conservation Status

Arizona Cotton Rat

LC — Least Concern

Gray-bellied Rice Rat

EX — Extinct

Physical Characteristics

Attribute	Arizona Cotton Rat	Gray-bellied Rice Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arizona Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gray-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Arizona Cotton Rat

The Arizona Cotton Rat, Sigmodon arizonae, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.