Bec-ouvert indien vs Sterne pierregarin

Anastomus oscitans compared with Sterna hirundo

Key Differences

• Bec-ouvert indien is Least Concern while Sterne pierregarin is Endangered.

Taxonomic Classification

Rank	Bec-ouvert indien	Sterne pierregarin
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (oiseau)	Aves (oiseau)
Order	Ciconiiformes (Ciconiiformes)	Charadriiformes (Charadriiformes)
Family	Ciconiidae	Laridae
Genus	Anastomus	Sterna
Species	Anastomus oscitans	Sterna hirundo

Evolutionary Relationship

Bec-ouvert indien and Sterne pierregarin share a common ancestor at the Class level: Aves. (oiseau)

Conservation Status

Bec-ouvert indien

LC — Least Concern

Sterne pierregarin

EN — Endangered

Physical Characteristics

Attribute	Bec-ouvert indien	Sterne pierregarin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bec-ouvert indien

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.

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.

Bec-ouvert indien

The Asian Openbill (Anastomus oscitans) is a species in the genus Anastomus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments. Found in Norway.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway