Charrán común vs Delfín de Heaviside

Sterna hirundo compared with Cephalorhynchus heavisidii

Key Differences

• Charrán común is Endangered while Delfín de Heaviside is Near Threatened.

Taxonomic Classification

Rank	Charrán común	Delfín de Heaviside
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Aves (Birds)	Mammalia (mamíferos)
Order	Charadriiformes (Charadriiformes)	Cetacea (Whales & Dolphins)
Family	Laridae	Delphinidae (Oceanic Dolphins)
Genus	Sterna	Cephalorhynchus
Species	Sterna hirundo	Cephalorhynchus heavisidii

Evolutionary Relationship

Charrán común and Delfín de Heaviside share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Charrán común

EN — Endangered

Delfín de Heaviside

NT — Near Threatened

Physical Characteristics

Attribute	Charrán común	Delfín de Heaviside
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Delfín de Heaviside

Habitat

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.