Beira vs trinta-réis-boreal / gaivina

Dorcatragus megalotis compared with Sterna hirundo

Key Differences

• Beira is Vulnerable while trinta-réis-boreal / gaivina is Endangered.

Taxonomic Classification

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

Evolutionary Relationship

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

Conservation Status

Beira

VU — Vulnerable

trinta-réis-boreal / gaivina

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Beira

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Beira

The Beira (Dorcatragus megalotis) is a species in the genus Dorcatragus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems. The species is documented in scientific literature under the name Dorcatragus megalotis.

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.