What is a mollusk? -- What is a shell? -- Shell collecting -- Shell identification key -- The shells -- Chitons -- Bivalves -- Schaphopods -- Gastropods ...

Most seashells come from mollusks, a large group of marine animals, including clams, snails and oysters, which make shells as a protective covering. These shells are created from the outer surface of ...

Mollusks, from land snails and slugs to oysters and mussels in the sea, have a few things in common. They have a head. They have a soft middle part that holds their organs. Then, some have a muscle ...

Mollusks are fabulous architects. They build houses that protect their soft bodies from predators and the elements—shells of uncommon strength, durability and beauty. Many of these shells have ...

At the beach, take only pictures, leave only footprints and sandcastles. The mollusks have enough problems already. Sunrise falls on a lightning whelk on the beach at Sanibel Island in southwestern ...