If you like this story, make sure you sign up to one of our totally-free newsletter's here."When the moon reaches its last quarter, the egg-laden crabs leave their burrows and amass on the shoreline, packing into shady spots above the waterline.
In some areas you might see up to 100 crabs per square metre of beach or rock.When the high tide starts to turn before dawn, the crabs move into the sea and release their eggs before returning to the forest.".
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