Tropical sea snails ride the waves to reach a meal.

Determining whether some gastropods should be called sea snails is not always easy.

This sea snail lives on coral and sandy bottoms in clear water.

Limpets and sea snails also find their way to the Greek table around the country.

Other, less common choices also work well: periwinkles, tiny sea snails, are sometimes at the market.

These sea snails are found in most warm and temperate seas.

These large sea snails are boiled and eaten in a variety of different local recipes.

They found that currents three to four miles below the surface are generally slower than a sea snail's pace.

This sea snail is found in shallow water to depths of about 110 m.

This large sea snail has become an invasive species in many different localities around the world.