Big-eared opossum vs Ecuadorian Sac-winged Bat

Didelphis aurita compared with Balantiopteryx infusca

Key Differences

• Big-eared opossum is Least Concern while Ecuadorian Sac-winged Bat is Endangered.

Taxonomic Classification

Rank	Big-eared opossum	Ecuadorian Sac-winged Bat
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Mammalia (포유류)	Mammalia (포유류)
Order	Didelphimorphia (주머니쥐)	Chiroptera (박쥐)
Family	Didelphidae	Emballonuridae
Genus	Didelphis	Balantiopteryx
Species	Didelphis aurita	Balantiopteryx infusca

Evolutionary Relationship

Big-eared opossum and Ecuadorian Sac-winged Bat share a common ancestor at the Class level: Mammalia. (포유류)

Conservation Status

Big-eared opossum

LC — Least Concern

Ecuadorian Sac-winged Bat

EN — Endangered

Physical Characteristics

Attribute	Big-eared opossum	Ecuadorian Sac-winged Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ecuadorian Sac-winged Bat

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

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

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.