Flussseeschwalbe vs Eckschwanzsperber

Sterna hirundo compared with Accipiter striatus

Key Differences

• Flussseeschwalbe is Endangered while Eckschwanzsperber is Least Concern.

Taxonomic Classification

Rank	Flussseeschwalbe	Eckschwanzsperber
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Aves (Vögel)	Aves (Vögel)
Order	Charadriiformes (Regenpfeiferartige)	Accipitriformes (Greifvögel)
Family	Laridae	Accipitridae (Hawks & Eagles)
Genus	Sterna	Accipiter
Species	Sterna hirundo	Accipiter striatus

Evolutionary Relationship

Flussseeschwalbe and Eckschwanzsperber share a common ancestor at the Class level: Aves. (Vögel)

Conservation Status

Flussseeschwalbe

EN — Endangered

Eckschwanzsperber

LC — Least Concern

Physical Characteristics

Attribute	Flussseeschwalbe	Eckschwanzsperber
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Flussseeschwalbe

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.

Eckschwanzsperber

Habitat

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

Range

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

Flussseeschwalbe

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.

Eckschwanzsperber

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