May 15, 2011November 3, 2012Growth line patterns in whelk shells Continue reading "Growth line patterns in whelk shells"
April 14, 2011October 22, 2013Close-up of a crab at Rhossili Continue reading "Close-up of a crab at Rhossili"
February 10, 2010August 8, 2012Seashells from Swansea Bay Continue reading "Seashells from Swansea Bay"
January 13, 2010November 25, 2012Calcareous worm tubes on Flat Oyster shells Continue reading "Calcareous worm tubes on Flat Oyster shells"
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