Buff-bellied Fat-tailed Mouse Opossum vs Niceforo Maria’s Oldfield Mouse

Thylamys venustus compared with Thomasomys nicefori

Key Differences

• Buff-bellied Fat-tailed Mouse Opossum is Data Deficient while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	Buff-bellied Fat-tailed 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	Thylamys	Thomasomys
Species	Thylamys venustus	Thomasomys nicefori

Evolutionary Relationship

Buff-bellied Fat-tailed Mouse Opossum and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Buff-bellied Fat-tailed Mouse Opossum

DD — Data Deficient

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Buff-bellied Fat-tailed Mouse Opossum	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-bellied Fat-tailed 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.

Buff-bellied Fat-tailed Mouse Opossum

The Buff-Bellied Fat-Tailed Mouse Opossum (Thylamys venustus) is a species in the genus Thylamys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.