Osgoods short-tailed opossum vs Pacific Spiny-rat

Monodelphis osgoodi compared with Proechimys decumanus

Key Differences

• Osgoods short-tailed opossum is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Osgoods short-tailed opossum	Pacific Spiny-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	Echimyidae
Genus	Monodelphis	Proechimys
Species	Monodelphis osgoodi	Proechimys decumanus

Evolutionary Relationship

Osgoods short-tailed opossum and Pacific Spiny-rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Osgoods short-tailed opossum

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Osgoods short-tailed opossum	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Osgoods short-tailed opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.