Cephalopods Related Content

Jan 22 2013 - 6:59am
I have been at the Smithsonian’s National Museum of Natural History since 1966, studying and reporting on all kinds of octopuses and squids. But I’ve always had a particular fascination with the mysterious and elusive giant squid. My interest in giant squid began in graduate school when my...
May 27 2010 - 12:44am
This beautiful larval (baby) octopus was collected by scientists from the University of Miami during a research cruise in the Straits of Florida, a narrow channel between the Atlantic and the Gulf of Mexico. Explore more cephalopod content.
Jan 26 2010 - 11:45am
Squids come in a wide range of sizes but despite differences in size and shape, all work basically the same way inside. More about the giant squid can be found in the Giant Squid section.
Jan 26 2010 - 11:45am
Squids come in a wide range of sizes, from smaller-than-your-thumb to the enormous giant squid. Giant squid grow up to 16 meters (50 feet). Learn more the life, range, and ecology of the giant squid in the Giant Squid section.
The Dumbo Octopus  An Underwater Dance
May 11 2011 - 4:10pm
This short video takes you two hundred miles off the coast of Oregon and some 6,600 feet below the water's surface to observe the Dumbo octopus (Grimpoteuthis bathynectes). Little is known about this deep-sea creature, but if this footage doesn't inspire a whole cadre of budding teuthologists, we...
Jan 15 2013 - 10:51am
“Upon returning from the reef after a night dive, I swam toward a bright reflection and came eye-to-eye with this beautiful, curious squid," said Charles Viggers, a Nature's Best photographer.
May 5 2011 - 4:41pm
The blanket octopus can rip a poisonous tentacle from a Portuguese man-o-war and wield it like a sword to ward off enemies as it soars through the ocean trailing its webbed cloak behind it.
Aug 2 2012 - 4:18pm
This common octopus (Octopus vulgaris) doesn't have a jetpack to help him zoom through the water, but he's got something pretty close: a siphon that shoots water. (It's the little orange/yellow cup in the picture.) Octopuses pull water into their mantle cavities and then squeeze it out through the...
May 2 2013 - 10:48am
Editor's note: This is an excerpt from Daniel Botkin's new book The Moon in the Nautilus Shell: Discordant Harmonies Reconsidered. He will be in Washington, D.C. on Wednesday, May 8th for a lecture and book signing through the Smithsonian Associates. 
Jan 26 2010 - 11:45am
Like the modern nautilus, this relative of modern squid hunted from inside the safe haven of a protective shell. Ammonites went extinct around the same time as the dinosaurs—65 million years ago.  Find more about ocean predators in our interactive timeline Who's on Top?
Clyde Roper On the Over-Sized Anatomy of the Giant Squid
Jul 20 2012 - 12:57pm
Dr. Clyde Roper discusses the fascinating anatomy of the giant squid (Architeuthis dux) in this excerpt of "Eyeball to Eyeball," an episode of Errol Morris' First Person television series.
Jan 26 2010 - 11:45am
A specimen from the Smithsonian’s squid collection and videos of a mystery squid helped scientists identify a new family of deep sea squid—the Magnapinnidae, known as the bigfin squids. More about deep ocean exploration can be found in our Deep Ocean Exploration featured story.
Jun 1 2010 - 12:42am
Models of a giant squid and an octopus hang over display cases in the "Lower Invertebrates" exhibit at the Smithsonian Institution Building ("the Castle") in 1901. The Smithsonian has been conducting marine science and building the world's largest marine collections for more than a century. Learn...
Jan 26 2010 - 11:45am
This nearly complete giant squid washed up on a beach in Norway around 1950. Almost everything we know about giant squid comes from the scientific study of dead specimens like this one.
Jan 26 2010 - 11:45am
Smithsonian Zoologist Dr. Clyde Roper (rear) and museum specialist Mike Sweeney examine the mantle of a dead giant squid. Everything we know about giant squid comes from studying specimens found washed up on beaches, floating in the ocean, or caught in a fishing net.
Jan 25 2013 - 11:21am
In 2012, the long-elusive giant squid was finally filmed live in its natural habitat. The squid was found by placing glowing lures outside of a submersible to mimic jellyfish, which typically indicate to the squid that food is nearby. Before this encounter, the giant squid had never been observed...
Jan 26 2010 - 11:46am
People once thought giant squid (right) were Sea Monks, or mermen (left)—mythical creatures that were part fish-like and part human male. Learn more giant squid facts and legend in the Giant Squid section.
A painting of Reverend Moses Harvey of Newfoundland buying a dead giant squid caught by fishermen in 1874
Dec 4 2009 - 1:28pm
Humans have long been captivated by what we now call the giant squid (Architeuthis). This image gallery gives a glimpe into our fascination with the animal. For a long time, people saw mysterious movements in the water or found dead giant squid and didn't know what they were—and even confused a...
Jan 26 2010 - 11:45am
A giant squid left this tentacle behind after getting entangled on a hook below a Japanese research vessel, and eventually escaping. An underwater camera took footage of the event—the first time a giant squid was caught on film. More about the giant squid can be found in our Giant Squid featured...
Jan 26 2010 - 11:45am
In 1954 Smithsonian researchers dissected this squid specimen from the stomach of a lancetfish and added it to the Museum’s squid collection. Almost 50 years later, it helped scientists identify a strange, mysterious squid spotted in the deep ocean and describe a new family of squid—the...
Clyde Roper  Squid Hunter - Eyeball to Eyeball
Aug 24 2010 - 9:54am
Dr. Clyde Roper, squid expert, explains how he developed a passionate interest in the giant squid (Architeuthis dux) in this excerpt of "Eyeball to Eyeball," an episode of Errol Morris' First Person television series.  Roper, fueled by his early beginnings as a lobster fisherman...
Jan 26 2010 - 11:45am
Like octopods and cuttlefishes, giant squid have eight arms. But they use their two much longer feeding tentacles to seize prey. The tentacles have powerful suckers at the ends. More about the giant squid can be found in our Giant Squid featured story.
Jan 26 2010 - 11:46am
In 2006, this female giant squid attacked bait suspended beneath a Japanese research vessel off the coast of Japan in the Ogasawara Islands.
Oct 11 2012 - 1:34pm
A humboldt squid (Dosidicus gigas) -- also known as the jumbo squid -- releases a cloud of ink at night in Mexico's Sea of Cortez. These large, carnivorous squids can reach more than 5 feet in length and travel in shoals of 1,000 squids.