Linnaeus's mouse opossum vs undulate ray

Marmosa murina compared with Raja undulata

Key Differences

• Linnaeus's mouse opossum is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	Linnaeus's mouse opossum	undulate 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	Marmosa	Raja
Species	Marmosa murina	Raja undulata

Evolutionary Relationship

Linnaeus's mouse opossum and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Linnaeus's mouse opossum

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Linnaeus's mouse opossum	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Linnaeus's mouse opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Belgium. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.