Gray Mouse Opossum vs Round Ray

Tlacuatzin canescens compared with Rajella fyllae

Key Differences

• Gray Mouse Opossum is Least Concern while Round Ray is Not Evaluated.

Taxonomic Classification

Rank	Gray Mouse Opossum	Round Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Didelphimorphia (Didelphimorphia)	Rajiformes (Rajiformes)
Family	Didelphidae	Rajidae
Genus	Tlacuatzin	Rajella
Species	Tlacuatzin canescens	Rajella fyllae

Evolutionary Relationship

Gray Mouse Opossum and Round Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray Mouse Opossum

LC — Least Concern

Round Ray

NE — Not Evaluated

Physical Characteristics

Attribute	Gray Mouse Opossum	Round Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Round Ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.