Over the past two decades, the Gulf of Maine has become a popular landing spot for invasive species from across the world, ...

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 ...

LOS ANGELES (Reuters) - The animal kingdom is full of creatures that make themselves look bigger to ward off predators, but marine scientists have found a tiny sea snail that puts on its own light ...

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 ...

A collection of fossil shells from marine snails and clams is challenging a theory that says the world's deadliest mass extinction was accompanied by severe ocean acidification. The study is the first ...