In brief: they've grown thicker shells. The paper documents two sets of field experiments, conducted 20 years apart, measuring the thickness and plasticity in samples of tidal snails. The first ...

intricate shell art for sale, raffles, vendors and shells for sale. Thursday through Saturday, March 6-8. The festival takes place at the Sanibel Community House, 2173 Periwinkle Way, Sanibel Island.

The 88th Annual Shell Festival will feature a mix of shells and shell art, crafts and local art vendors, shell artistic displays with a People’s Choice Award, live mollusk tanks and more for the whole ...