Buff-bellied Fat-tailed Mouse Opossum vs Merriam’s Pocket Mouse

Thylamys venustus compared with Perognathus merriami

Key Differences

• Buff-bellied Fat-tailed Mouse Opossum is Data Deficient while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Buff-bellied Fat-tailed Mouse Opossum	Merriam’s Pocket Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Didelphimorphia (Didelphimorphia)	Rodentia (Roedores)
Family	Didelphidae	Heteromyidae
Genus	Thylamys	Perognathus
Species	Thylamys venustus	Perognathus merriami

Evolutionary Relationship

Buff-bellied Fat-tailed Mouse Opossum and Merriam’s Pocket Mouse share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Buff-bellied Fat-tailed Mouse Opossum

DD — Data Deficient

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Buff-bellied Fat-tailed Mouse Opossum	Merriam’s Pocket 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.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.