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  • Photo of a New Zealand half crab, Petrolisthes elongates in sand
    Rights: Public domain Published 17 September 2009 Size: 400 KB Referencing Hub media

    Stalk-eyed mud crabs are endemic to New Zealand. They live mostly in the low-tide zone and cannot survive out of the water for more than 8 hours. They feed on the nutritious mud that they live in. Crabs are a popular food source for many fish, stingrays and seabirds.

    Pictured is the New Zealand half crab, Petrolisthes elongates.

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