Burung laut (Seabirds)
Caspian Tern
Hydroprogne caspia
- umum
- 56 km/h
- Pemula
- Risiko rendah
Largest tern in the world, with a thick coral-red bill. Your message rides first class.
- Populasi
- roughly 250,000–470,000 individuals globally; overall trend increasing, with some regional populations (e.g. Baltic Sea) declining
- Habitat
- Sandy, shell-strewn, or shingle beaches, sand dunes, and bare rock islets/reefs for breeding; estuaries, lagoons, large lakes, reservoirs, and coastal waters with clear, shallow fishing grounds for foraging
- Fakta menarik
- The Caspian Tern is the largest tern species in the world, and the oldest known individual — banded in Michigan in 1986 and found in Illinois in 2018 — was at least 32 years, 1 month old (average Great Lakes lifespan is closer to 12 years).
- Sebaran
- Subcosmopolitan but patchy/scattered distribution — breeds locally on coasts and large inland waters across North America, Europe, Asia, Africa, and Australasia; northern populations are migratory, wintering on southern coasts and in the tropics, while equatorial populations are largely sedentary
- Makanan
- Almost entirely fish, caught by plunge-diving from flight into shallow water; also takes crustaceans (e.g. crayfish), occasionally large insects, eggs/chicks of other birds, and small rodents; sometimes kleptoparasitic on other terns
- Ukuran
- 0,53 m
- Bentang sayap
- 1,36 m
- Masa hidup
- 15 tahun
