trinta-réis-boreal / gaivina vs European bison

Sterna hirundo compared with Bison bonasus

Key Differences

• trinta-réis-boreal / gaivina is Endangered while European bison is Not Evaluated.

Taxonomic Classification

Rank	trinta-réis-boreal / gaivina	European bison
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Aves (ave)	Mammalia (mamíferos)
Order	Charadriiformes (Charadriiformes)	Artiodactyla (Artiodátilos)
Family	Laridae	Bovidae (Bovids)
Genus	Sterna	Bison
Species	Sterna hirundo	Bison bonasus

Evolutionary Relationship

trinta-réis-boreal / gaivina and European bison share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

trinta-réis-boreal / gaivina

EN — Endangered

European bison

NE — Not Evaluated

Physical Characteristics

Attribute	trinta-réis-boreal / gaivina	European bison
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

European bison

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Russia, Sweden, and Ukraine.

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 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden