Peacock Mantis Shrimp at Racha Yai
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The sound of this peacock mantis shrimp (Odontodactylus scyllarus) trying to smash open an oyster could be heard from far away (those red and white "smashers" have been known to break aquarium glass). Occasionally the shrimp would turn towards us like this in a threat display, before continuing with it's work.