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Incredible Footage Shows Giant Spider Crab Moulting

Every year in the waters of Port Philip Bay near Melbourne, Australia, countless giant spider crabs moult, shedding their old shells for new. This video condenses what is a 22 minute process down into just a few minutes. When the crabs emerge their new shells are soft, leaving them vulnerable for a few days until they harden. Credit: YouTube/PinkTankScuba