Sea butterflies flit through the ocean on gossamer wings, each species with a style of its own. These tiny marine snails, or thecosomes, migrate up to surface waters at night to feed and sink to ...

A pet snail in West Sussex once stunned record keepers with a 27.3cm shell, yet ocean species grow far larger. So which snail ...

Shells of worm snails, also known as vermetids, from a Waialua beach. Some people call these mollusks tube snails, but since the reef also hosts abundant species of tube worms, this name is confusing.

A tiny new snail species discovered in Thailand has been named after legendary artist Pablo Picasso, due to the strange, complex geometric patterns seen on its shell. The species, measuring only 3 ...