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 ...

As human activities have increased the amount of carbon dioxide (CO2) in Earth's atmosphere, the world's oceans have absorbed nearly 30% of this excess CO2. When CO2 enters seawater, it undergoes a ...

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 ...

Scientists found a tiny sea animal with a translucent shell under rocks in Japan and discovered a new species, a study said. Photo from Hiroshi Fukuda On a sandy coastline of Japan, a small and ...

The striking purple sea snail (Janthina) found after washing up on a beach in La Jolla, California. (Image: Natural History Museum) A rare purple Janthina sea snail washed up on La Jolla beach, ...