Deer Mouse vs Simons’s Mouse Opossum

Peromyscus maniculatus compared with Marmosa simonsi

Key Differences

• Deer Mouse is Least Concern while Simons’s Mouse Opossum is Not Evaluated.

Taxonomic Classification

Rank	Deer Mouse	Simons’s Mouse Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Didelphimorphia (Didelphimorphia)
Family	Cricetidae	Didelphidae
Genus	Peromyscus	Marmosa
Species	Peromyscus maniculatus	Marmosa simonsi

Evolutionary Relationship

Deer Mouse and Simons’s Mouse Opossum share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Deer Mouse

LC — Least Concern

Simons’s Mouse Opossum

NE — Not Evaluated

Physical Characteristics

Attribute	Deer Mouse	Simons’s Mouse Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Deer Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Simons’s Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.