Krefft's ray vs One-striped opossum

Malacoraja kreffti compared with Monodelphis unistriata

Key Differences

• Krefft's ray is Least Concern while One-striped opossum is Critically Endangered.

Taxonomic Classification

Rank	Krefft's ray	One-striped opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Rajiformes (Rajiformes)	Didelphimorphia (Didelphimorphia)
Family	Rajidae	Didelphidae
Genus	Malacoraja	Monodelphis
Species	Malacoraja kreffti	Monodelphis unistriata

Evolutionary Relationship

Krefft's ray and One-striped opossum share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Krefft's ray

LC — Least Concern

One-striped opossum

CR — Critically Endangered

Physical Characteristics

Attribute	Krefft's ray	One-striped opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Krefft's ray

One-striped opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.