Oreillard des Alpes vs Sterne pierregarin

Plecotus macrobullaris compared with Sterna hirundo

Key Differences

• Oreillard des Alpes is Least Concern while Sterne pierregarin is Endangered.

Taxonomic Classification

Rank	Oreillard des Alpes	Sterne pierregarin
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mammifères)	Aves (oiseau)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Vespertilionidae	Laridae
Genus	Plecotus	Sterna
Species	Plecotus macrobullaris	Sterna hirundo

Evolutionary Relationship

Oreillard des Alpes and Sterne pierregarin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Oreillard des Alpes

LC — Least Concern

Sterne pierregarin

EN — Endangered

Physical Characteristics

Attribute	Oreillard des Alpes	Sterne pierregarin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Oreillard des Alpes

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Sterne pierregarin

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.

Oreillard des Alpes

The Alpine Long-eared Bat (Plecotus macrobullaris) is a species in the genus Plecotus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Sterne pierregarin

Common Tern (Sterna hirundo) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.