Comadreja Orejas Negras vs Charrán común

Didelphis aurita compared with Sterna hirundo

Key Differences

• Comadreja Orejas Negras is Least Concern while Charrán común is Endangered.

Taxonomic Classification

Rank	Comadreja Orejas Negras	Charrán común
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Aves (Birds)
Order	Didelphimorphia (Didelphimorphia)	Charadriiformes (Charadriiformes)
Family	Didelphidae	Laridae
Genus	Didelphis	Sterna
Species	Didelphis aurita	Sterna hirundo

Evolutionary Relationship

Comadreja Orejas Negras and Charrán común share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Comadreja Orejas Negras

LC — Least Concern

Charrán común

EN — Endangered

Physical Characteristics

Attribute	Comadreja Orejas Negras	Charrán común
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Comadreja Orejas Negras

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Charrán común

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 9 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Comadreja Orejas Negras

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.

Charrán común

El charrán común (Sterna hirundo) está clasificado como En Peligro (EN) en la Lista Roja de la UICN. En alto riesgo de extinción en estado silvestre, con un significativo declive poblacional y amenazas continuas a su supervivencia.