Titan triggerfish (Balistoides viridescens) breaking up blue coral (Heliopora coerulea, lower right). Blue coral is a member of the subclass Octocoral

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Titan triggerfish (Balistoides viridescens) breaking up blue coral (Heliopora coerulea, lower right). Blue coral is a member of the subclass Octocorall and is a living fossil. Its name comes from the blue interior of broken coral. Photographed in the Andaman Sea, Thailand.

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Size: 3425px × 5157px
Photo credit: © GEORGETTE DOUWMA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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