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Least Tern, burung Umum di Roost (buka ukuran penuh)

Burung laut (Seabirds)

Least Tern

Sternula antillarum

  • umum
  • 56 km/h
  • Pemula
  • Risiko rendah

Smallest tern in the Americas, smaller than a robin. Hovers, dives, and delivers in miniature.

Populasi
~120,000 individuals globally (~52,000 in the US/Canada)
Habitat
Sandy or gravelly coastal beaches, sandbars, and islands, plus riverine sandbars on major interior rivers and the Great Lakes; also uses gravel pits, abandoned salt flats, and flat rooftops for nesting, and forages over oceans, bays, estuaries, rivers, lagoons, and marshes
Fakta menarik
It is the smallest tern species in North America, and banding records indicate at least one individual lived beyond 24 years — among the longest-lived Least Terns documented.
Sebaran
Breeds along coastal beaches of North America (Maine to California and the Gulf Coast), the Great Lakes, and along major interior US rivers (e.g., Mississippi, Missouri, Rio Grande systems), with a small breeding presence locally in northern South America; winters along marine coastlines of Central America, the Caribbean, and northern South America as far as Brazil
Makanan
Small fish (e.g., anchovies, silversides, killifish, sandlance, herring, hake, menhaden) caught by plunge-diving into shallow water, occasionally supplemented with small crustaceans/shrimp, insects, and (during El Niño events) tadpoles or small mollusks
Ukuran
0,23 m
Bentang sayap
0,51 m
Masa hidup
10 tahun

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