Heavy-browed Mouse Opossum vs Niceforo Maria’s Oldfield Mouse

Marmosa andersoni compared with Thomasomys nicefori

Key Differences

• Heavy-browed Mouse Opossum is Data Deficient while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	Heavy-browed Mouse Opossum	Niceforo Maria’s Oldfield Mouse
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	Marmosa	Thomasomys
Species	Marmosa andersoni	Thomasomys nicefori

Evolutionary Relationship

Heavy-browed Mouse Opossum and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Heavy-browed Mouse Opossum

DD — Data Deficient

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Heavy-browed Mouse Opossum	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Heavy-browed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.