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Thalasseus bergii
Also known as: Greater Crested Tern
Diet
Fish caught by plunge-diving
Habitat
Coastal waters, offshore reefs and islands
Range
Indian Ocean, western Pacific, and Red Sea coasts
Clutch size
1 egg
Incubation period
About 25–30 days
Size
Large tern (44–48cm)
Wingspan
~94–105cm
Weight
~300–400g
A large, shaggy-crested tern with a heavy yellow bill, one of the more regularly encountered terns along Bornean coasts and reefs throughout the year.
Plunge-dives from height for fish, often hunting in loose association with other terns and seabirds, and breeds colonially on remote sandy or rocky islets.