Sea butterflies are microscopic snails that swim in Arctic waters using wing-like structures from their shell opening. David Murphy from the Georgia Institute of Technology, USA, explains how he and ...

Is it a butterfly? A bee? An alien? Nope! It’s a sea snail. A sea snail. From the sea. This aptly-named Arctic “sea butterfly” (Limacina helicina) is the subject of a new study in the Journal of ...

Smithsonian scientists and colleagues report that snails successfully crossed Central America, long considered an impenetrable barrier to marine organisms, twice in the past million years—both times ...

Some marine snails soar through the water by flapping their squidgy appendages to and fro, similar to butterfly wings — now, scientists have discovered that the shape of the snails' shells also helps ...