GEORGETTE DOUWMA / SCIENCE PHOTO LIBRARY GEORGETTE DOUWMA / SCIENCE PHOTO LIBRARY
Orangestriped triggerfish (Balistapus undulatus) feeding on a coral reef. This fish inhabits reefs and seaward drop offs in the tropical Indo-Pacific region, from east Africa to the Pacific islands. It feeds on a wide variety of foods, from algae and sponges to smaller fish. It can reach a length of 30 centimetres. Photographed in the Andaman Sea, Thailand.
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