All mollusks build their own shells, whether they live in water or on land. Creatures like snails, clams, oysters and mussels use an organ called a mantle to secrete layers of calcium carbonate ...

From the slow-moving snail heading down the path in your yard to the Giant African Land Snails that people keep as pets (why?

Avoid harmful foods Never feed your snail ... Signs of a healthy snail include: A smooth, intact shell without cracks or ...