Sterne pierregarin vs Epervier brun

Sterna hirundo compared with Accipiter striatus

Key Differences

• Sterne pierregarin is Endangered while Epervier brun is Least Concern.

Taxonomic Classification

Rank	Sterne pierregarin	Epervier brun
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (oiseau)	Aves (oiseau)
Order	Charadriiformes (Charadriiformes)	Accipitriformes (Hawks & Eagles)
Family	Laridae	Accipitridae (Hawks & Eagles)
Genus	Sterna	Accipiter
Species	Sterna hirundo	Accipiter striatus

Evolutionary Relationship

Sterne pierregarin and Epervier brun share a common ancestor at the Class level: Aves. (oiseau)

Conservation Status

Sterne pierregarin

EN — Endangered

Epervier brun

LC — Least Concern

Physical Characteristics

Attribute	Sterne pierregarin	Epervier brun
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Epervier brun

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela.

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.

Epervier brun

Sharp-shinned Hawk (Accipiter striatus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 5 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway 🇺🇸 United States 🇻🇪 Venezuela