Светлая крачка vs Речная крачка

Sterna sumatrana compared with Sterna hirundo

Key Differences

• Светлая крачка is Least Concern while Речная крачка is Endangered.

Taxonomic Classification

Rank	Светлая крачка	Речная крачка
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class same	Aves (птицы)	Aves (птицы)
Order same	Charadriiformes (ржанкообразные)	Charadriiformes (ржанкообразные)
Family same	Laridae	Laridae
Genus same	Sterna	Sterna
Species	Sterna sumatrana	Sterna hirundo

Evolutionary Relationship

Светлая крачка and Речная крачка share a common ancestor at the Genus level: Sterna.

Conservation Status

Светлая крачка

LC — Least Concern

Речная крачка

EN — Endangered

Physical Characteristics

Attribute	Светлая крачка	Речная крачка
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Светлая крачка

Habitat

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

Range

Found in Norway.

Речная крачка

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.

Светлая крачка

The Black-naped Tern (Sterna sumatrana) is a species in the genus Sterna. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Речная крачка

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