New Zealand Seashore
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DSC_5669 Cockle shell worm (Boccardia acus) small worms which grow on cockle shells, etching and burrowing sqiggly patterns on the cockle's shell. The fine, extended feeding structures are just visible at the ends of the sandy tubes. Otakau
DSC5669Cockle shell wormBoccardiaacussmall wormscockle shellsotakau