A deep sea mission, undertaken by the Ocean Exploration Trust aboard their 223-foot vessel (E/V) Nautilus, recently spotted ...

The numbers may seem large, but it's just a sliver of ... oysters and scallops. Many mollusks grow inside bivalve shells - two shells hinged together on one side, like a clam shell.

A new species of tusk shell, a burrowing marine mollusk, has been discovered in deep, North Atlantic waters by scientists ...