Learn about the deep sea squid that was found buried in mud, sticking its tentacles out to blend in with the environment.

Cephalopods—the class of animals that comprises octopuses and squids—are ubiquitous throughout the ocean, including in the ...

Sea creatures have adapted to help them thrive in extreme environments. Unusual features allow them to live thousands of feet below the surface. Underwater robots give researchers a glimpse at some of ...

Perhaps it was hiding from predators. Or trying to catch food. Then again, maybe it just wanted to be left alone.

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Researchers from the University of Vienna (Austria), National Institute of Technology—Wakayama College (NITW; Japan), and Shimane University (Japan) present the largest cephalopod genome sequenced to ...