Keywords:Anambas Archipelago, Black-naped Terns (Sterna sumatrana), Expedition Travel, Indonesia, Kumai River, National Geographic Orion, Pulau Lintang, Tropics, UNESCO World Heritage Site
BORNEO15_16453
Courtship, Black-naped Terns (Sterna sumatrana), Pulau Lintang, Anambas Archipelago, Indonesia
