Big-eared opossum vs Dwarf round ray

Didelphis aurita compared with Urotrygon nana

Key Differences

• Big-eared opossum is Least Concern while Dwarf round ray is Near Threatened.

Taxonomic Classification

Rank	Big-eared opossum	Dwarf round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Didelphimorphia (Didelphimorphia)	Myliobatiformes (Myliobatiformes)
Family	Didelphidae	Urotrygonidae
Genus	Didelphis	Urotrygon
Species	Didelphis aurita	Urotrygon nana

Evolutionary Relationship

Big-eared opossum and Dwarf round ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big-eared opossum

LC — Least Concern

Dwarf round ray

NT — Near Threatened

Physical Characteristics

Attribute	Big-eared opossum	Dwarf round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Dwarf round ray

Big-eared opossum

The Big-eared opossum (Didelphis aurita) is a species in the genus Didelphis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.