Black-shouldered Opossum vs Ecuadorian Cotton Rat

Caluromysiops irrupta compared with Sigmodon inopinatus

Key Differences

• Black-shouldered Opossum is Least Concern while Ecuadorian Cotton Rat is Vulnerable.

Taxonomic Classification

Rank	Black-shouldered Opossum	Ecuadorian Cotton Rat
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class same	Mammalia (млекопитающие)	Mammalia (млекопитающие)
Order	Didelphimorphia (Опоссумы)	Rodentia (грызуны)
Family	Didelphidae	Cricetidae
Genus	Caluromysiops	Sigmodon
Species	Caluromysiops irrupta	Sigmodon inopinatus

Evolutionary Relationship

Black-shouldered Opossum and Ecuadorian Cotton Rat share a common ancestor at the Class level: Mammalia. (млекопитающие)

Conservation Status

Black-shouldered Opossum

LC — Least Concern

Ecuadorian Cotton Rat

VU — Vulnerable

Physical Characteristics

Attribute	Black-shouldered Opossum	Ecuadorian Cotton Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-shouldered Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.

Black-shouldered Opossum

The Black-shouldered Opossum (Caluromysiops irrupta) is a species in the genus Caluromysiops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.