Taking a trick from birds and butterflies, a mollusk shines blue using intricate structures that allow selective reflection of light. But unlike other animals, the blue-rayed limpet, a snail that ...

Partula snails all but vanished from Polynesia after the arrival of a carnivorous foreign snail. But a global alliance of ...

Snails have shells the moment they're born, but it's kind of hard to tell. In fact, it's hard to even see a baby snail. Some are nearly microscopic, such as Angustopila psammion, whose adult-sized ...