This is a guest post by Dr. Danna Staaf, a science writer with a PhD in marine biology from Stanford University. Her first book, Squid Empire: The Rise and Fall of the Cephalopods, chronicles the ...

Collecting seashells on the beach may be a fun pastime for many. Looking at the wide variety of shells you can find, you may wonder what creature was living in it before it washed up onshore. But, ...

For the first time ever, scientists have recorded footage of the ram’s horn squid, an enigma whose common shells—really their skeletons!—have belied their vanishing secrecy. In the enchanting video ...

A still from the first ever video of a live ram's head squid in the wild. Schmidt Ocean Institute Last week, a remotely operated vehicle (ROV) surveying the depths off the northern Great Barrier Reef ...

Even if you don’t care much for marine invertebrates, you gotta love Cephalopods. Squid, octopus, nautilus, cuttlefish, they have the stylish panache and quirky evolutionary innovations that other ...

Although ammonoids died out around the same time as most dinosaurs, new computer models are revealing how these marine animals moved through the water. Nobu Tamura via Wikicommons under CC BY 3.0 ...