Mollusks
Latest about Mollusks
Pacific geoduck: The large, phallic clam that can live longer than 165 years
By Lydia Smith published
The Pacific geoduck is a clam that lives along the shore from Alaska to Mexico, can reach 9 pounds in weight and can outlive humans.
Never-before-seen vampire squid species discovered in twilight zone of South China Sea
By Richard Pallardy published
Scientists discover what appears to be the second known living species of vampire squid swimming in deep water off Hainan island, China.
Rare video shows elusive deep-sea squid cradling her gigantic, translucent eggs
By Kristel Tjandra published
While navigating a remotely operated vehicle in the Gulf of California, scientists spotted a brooding squid cradling translucent eggs.
Elusive 'octopus squid' with world's largest biological lights attacks camera in striking new video
By Elise Poore published
Watch rare footage of deep sea "octopus squid" reveal its bioluminescent photophores as it attacks an underwater camera.
Watch female octopus drag male around during sex in rare footage captured off Indonesian island
By Hannah Osborne published
Unusual octopus mating session captured in rare and comical footage filmed off the Indonesian island of Bunaken for new National Geographic show.
Blue dragon: The deadly sea slug that steals venom from its prey
By Melissa Hobson published
The blue dragon may be too weak to resist the ocean's current, but it can take on a Portuguese man o'war and even steal its venom.
Oldest known sex chromosome emerged 248 million years ago in an octopus ancestor
By Stephanie Pappas published
The oldest-known sex chromosome emerged in octopus and squid between 455 million and 248 million years ago — 180 million years earlier than the previous record-holder, scientists have discovered.
4 never-before-seen octopuses discovered in deep sea off Costa Rica
By Ashley Balzer Vigil published
Enigmatic octopuses that have been newly discovered in the waters off Costa Rica add to a growing registry of deep-sea dwellers.
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