Derby s Woolly Opossum vs Ecuadorian Cotton Rat

Caluromys derbianus compared with Sigmodon inopinatus

Key Differences

• Derby s Woolly Opossum is Least Concern while Ecuadorian Cotton Rat is Vulnerable.

Taxonomic Classification

Rank	Derby s Woolly Opossum	Ecuadorian Cotton Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Didelphimorphia (Didelphimorphia)	Rodentia (Rodents)
Family	Didelphidae	Cricetidae
Genus	Caluromys	Sigmodon
Species	Caluromys derbianus	Sigmodon inopinatus

Evolutionary Relationship

Derby s Woolly Opossum and Ecuadorian Cotton Rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Derby s Woolly Opossum

LC — Least Concern

Ecuadorian Cotton Rat

VU — Vulnerable

Physical Characteristics

Attribute	Derby s Woolly Opossum	Ecuadorian Cotton Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Derby s Woolly Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Ecuadorian Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador