Big-eared opossum vs Common Starling

Didelphis aurita compared with Sturnus vulgaris

Key Differences

• Big-eared opossum is Least Concern while Common Starling is Near Threatened.

Taxonomic Classification

Rank	Big-eared opossum	Common Starling
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Didelphimorphia (Didelphimorphia)	Passeriformes (Songbirds)
Family	Didelphidae	Sturnidae
Genus	Didelphis	Sturnus
Species	Didelphis aurita	Sturnus vulgaris

Evolutionary Relationship

Big-eared opossum and Common Starling share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big-eared opossum

LC — Least Concern

Common Starling

NT — Near Threatened

Physical Characteristics

Attribute	Big-eared opossum	Common Starling
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Starling

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical grasslands and savannas, among 9 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (4 countries), Europe (5 countries), North America (6 countries), Oceania and the Pacific (Australia, New Zealand, Tonga), and South America (Argentina, Bolivia, Uruguay). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Common Starling

Common Starling (Sturnus vulgaris) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.