Black-shouldered Opossum vs Common Starling

Caluromysiops irrupta compared with Sturnus vulgaris

Key Differences

• Black-shouldered Opossum is Least Concern while Common Starling is Near Threatened.

Taxonomic Classification

Rank	Black-shouldered 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	Caluromysiops	Sturnus
Species	Caluromysiops irrupta	Sturnus vulgaris

Evolutionary Relationship

Black-shouldered Opossum and Common Starling share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-shouldered Opossum

LC — Least Concern

Common Starling

NT — Near Threatened

Physical Characteristics

Attribute	Black-shouldered Opossum	Common Starling
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-shouldered Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.

Black-shouldered Opossum

The Black-shouldered Opossum (Caluromysiops irrupta) is a species in the genus Caluromysiops. 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.