Adantic White-Sided Dolphin vs trinta-réis-boreal / gaivina

Lagenorhynchus acutus compared with Sterna hirundo

Key Differences

• Adantic White-Sided Dolphin is Not Evaluated while trinta-réis-boreal / gaivina is Endangered.

Taxonomic Classification

Rank	Adantic White-Sided Dolphin	trinta-réis-boreal / gaivina
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Aves (ave)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (Charadriiformes)
Family	Delphinidae (Oceanic Dolphins)	Laridae
Genus	Lagenorhynchus	Sterna
Species	Lagenorhynchus acutus	Sterna hirundo

Evolutionary Relationship

Adantic White-Sided Dolphin and trinta-réis-boreal / gaivina share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Adantic White-Sided Dolphin

NE — Not Evaluated

trinta-réis-boreal / gaivina

EN — Endangered

Physical Characteristics

Attribute	Adantic White-Sided Dolphin	trinta-réis-boreal / gaivina
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Adantic White-Sided Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, and Sweden.

trinta-réis-boreal / gaivina

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.

Adantic White-Sided Dolphin

The Adantic White-Sided Dolphin (Lagenorhynchus acutus) is a species in the genus Lagenorhynchus. This species inhabits Typically found in diverse terrestrial and aquatic ecosystems, found across Denmark, Norway, and Sweden.

trinta-réis-boreal / gaivina

O trinta-réis-comum (Sterna hirundo) está classificado como Em Perigo (EN) na Lista Vermelha da IUCN. Em alto risco de extinção na natureza, com declínio populacional significativo e ameaças contínuas à sobrevivência.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden