Kalinowski s Mouse Opossum vs Ray

Hyladelphys kalinowskii compared with Atlantoraja castelnaui

Key Differences

• Kalinowski s Mouse Opossum is Least Concern while Ray is Critically Endangered.

Taxonomic Classification

Rank	Kalinowski s Mouse Opossum	Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Didelphimorphia (Didelphimorphia)	Rajiformes (Rajiformes)
Family	Didelphidae	Arhynchobatidae
Genus	Hyladelphys	Atlantoraja
Species	Hyladelphys kalinowskii	Atlantoraja castelnaui

Evolutionary Relationship

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

Conservation Status

Kalinowski s Mouse Opossum

LC — Least Concern

Ray

CR — Critically Endangered

Physical Characteristics

Attribute	Kalinowski s Mouse Opossum	Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Kalinowski s Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ray