Bentfin devil ray vs Big-eared opossum

Mobula thurstoni compared with Didelphis aurita

Key Differences

• Bentfin devil ray is Endangered while Big-eared opossum is Least Concern.

Taxonomic Classification

Rank	Bentfin devil ray	Big-eared opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Didelphimorphia (Didelphimorphia)
Family	Myliobatidae	Didelphidae
Genus	Mobula	Didelphis
Species	Mobula thurstoni	Didelphis aurita

Evolutionary Relationship

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

Conservation Status

Bentfin devil ray

EN — Endangered

Big-eared opossum

LC — Least Concern

Physical Characteristics

Attribute	Bentfin devil ray	Big-eared opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bentfin devil ray

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Chile and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bentfin devil ray

The Bentfin devil ray (Mobula thurstoni) is a species in the genus Mobula. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

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.