Before this discovery, the earliest widely accepted cephalopod was Plectronoceras cambria, which lived during the late ...

Extant and ancient cephalopods—including octopuses, squids, extinct ammonites, cuttlefish and nautiluses—have all had to solve the problem of buoyancy, whether they have hard external shells or not.

Squid, octopus, and cuttlefish -- even to scientists who study them -- are wonderfully weird creatures. Known as the soft-bodied or coleoid cephalopods, they have the largest nervous system of any ...

New research led by scientists at the American Museum of Natural History and Yale shows that the oldest ancestors of the group of animals that includes octopuses and vampire squids had not 8 but 10 ...

In a study now published in iScience, researchers from the University of Vienna (Austria), National Institute of Technology - Wakayama College (NITW; Japan), and Shimane University (Japan) present the ...

An ancient cephalopod fossil may be about to rewrite the history of octopuses and vampire squid, but it depends on who you ask. At the very least, it’s offering up a lesson in how hard it is to ...

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New research shows that the oldest ancestors of the group of animals that includes octopuses and vampire squids had not eight but 10 arms. The study, which describes a new species of vampyropod based ...

WOODS HOLE, Mass. – Squid, octopus, and cuttlefish – even to scientists who study them – are wonderfully weird creatures. Known as the soft-bodied or coleoid cephalopods, they have the largest nervous ...