Речная крачка vs Hare's-tail

Sterna hirundo compared with Lagurus ovatus

Key Differences

• Речная крачка is Endangered while Hare's-tail is Not Evaluated.

Taxonomic Classification

Rank	Речная крачка	Hare's-tail
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Aves (птицы)	Mammalia (млекопитающие)
Order	Charadriiformes (ржанкообразные)	Rodentia (грызуны)
Family	Laridae	Cricetidae
Genus	Sterna	Lagurus
Species	Sterna hirundo	Lagurus ovatus

Evolutionary Relationship

Речная крачка and Hare's-tail share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Речная крачка

EN — Endangered

Hare's-tail

NE — Not Evaluated

Physical Characteristics

Attribute	Речная крачка	Hare's-tail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Hare's-tail

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Africa (South Africa), Asia (India, Japan), Europe (13 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Australia), and South America (Brazil, Chile, Ecuador).

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 7 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇪🇨 Ecuador 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇺🇸 United States