Seashells are the abandoned exoskeletons of mollusks, like snails and clams. Numerous seashell varieties, including ark shells, scallops and conchs, can be found on Corpus Christi beaches, ...
Shells on the beach at Cape Hatteras National Seashore last September. A series of storms in recent months have deposited millions of seashells along the N.C. coast. National Park Service The series ...