trinta-réis-boreal / gaivina vs Noctule

Sterna hirundo compared with Nyctalus noctula

Key Differences

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

Taxonomic Classification

Rank	trinta-réis-boreal / gaivina	Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Aves (ave)	Mammalia (mamíferos)
Order	Charadriiformes (Charadriiformes)	Chiroptera (morcego)
Family	Laridae	Vespertilionidae
Genus	Sterna	Nyctalus
Species	Sterna hirundo	Nyctalus noctula

Evolutionary Relationship

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

Conservation Status

trinta-réis-boreal / gaivina

EN — Endangered

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	trinta-réis-boreal / gaivina	Noctule
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.

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Noctule

O morcego-hortelao (Nyctalus noctula) esta classificado como Vulneravel (VU) na Lista Vermelha da IUCN. Enfrenta alto risco de ameaca no estado silvestre, com populacoes em declinio e crescente pressao sobre seu habitat.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden