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All mollusks build their own shells, whether they live in water or on land. Creatures like snails, clams, oysters and mussels use an organ called a mantle to secrete layers of calcium carbonate ...

The mollusk tree of life: A new perspective Despite their ecological and economic importance, the evolutionary relationships ...

Natural pearls form when some kind of irritant, usually a small organism, makes its way into the shell of a mollusk like an oyster or a mussel. To protect itself from the invader, the mollusk ...

The researchers also spotted this recently identified “mystery mollusk” (Bathydevius caudactylus) swimming far from its known range. The phantomlike creature, a species of nudibranch ...

Researchers discovered this by studying the growth rings of ancient mollusk fossils. The findings could tell us more about or planet and its relationship with the Moon. Visit BGR’s homepage for ...

Buried in the muck beneath Puget Sound lives the Pacific Northwest's most profitable marine creature, a mollusk so valuable that gangsters have traded it for narcotics: the geoduck (pronounced ...

With names like “knobby rams-horn,” “masked duskysnail” and “Hoko vertigo,” Pacific Northwest mollusks may have an amusing image, but they’re also some of the most intriguing invertebrates in the ...

In the green-fringed inlet of Bahía Málaga, tucked along Colombia’s Pacific coast in the department of Valle del Cauca, Marlin Valencia’s melodic voice drifts among the tangled roots of the mangrove ...