Mollusks make up a massive group of invertebrates that includes snails, clams, octopuses and more, with researchers regularly adding new species — living and extinct. At Live Science, you can find awesome mollusk facts and findings with the latest news, features and articles from our expert writers and editors, including stories about a micro mollusk breaking the record for world's tiniest snail, why a "hat"-wearing ancient slug may explain the mollusk family tree and the discovery of a weird sea mollusk sporting hundreds of armored eyes.
Latest about Mollusks
'She turns her siphon into a gun': Watch coconut octopus firing stones at fish in world-1st footage
Octopus filmed firing stones from her siphon from inside a clam shell like a sniper in never-before-seen behavior captured for the Netflix series Our Oceans.
Octopuses burn more calories changing color than you use on a 25-minute run
For the first time ever, marine biologists have measured how much energy octopuses really need to change color — and it's a lot.
Glowing mystery sea slug that feeds like a Venus fly trap captured in deep sea footage for 1st time
Deep-sea researchers have discovered a glowing sea slug with a huge hood that helps the creature feed like a Venus fly trap.
Watch extremely rare footage of a bigfin squid 'walking' on long, spindly arms deep in the South Pacific
While exploring the Tonga Trench in the Southwestern Pacific Ocean, researchers captured extremely rare footage of a Magnapinna squid with arms several times the length of its body.
Pacific geoduck: The large, phallic clam that can live longer than 165 years
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
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
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
Watch rare footage of deep sea "octopus squid" reveal its bioluminescent photophores as it attacks an underwater camera.
