Octopuses use their arms to ‘lick’ prey – which researchers say adds to evidence that the cephalopods’ eight appendages are analogous to tongues with ‘hands’ and ‘brains’ Source: https://www.newscientist.com/article/2258515-octopuses-taste-their-food-when-they-touch-it-with-their-arms/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…
Tag: Cephalopods
Bright ‘red glob’ washes ashore in Washington. It may be a 7-armed octopus.
A seven-armed octopus unexpectedly washed ashore on Whidbey Island, Washington, even though these cephalopods aren’t native to the area. Source: https://www.livescience.com/seven-armed-octopus-washes-ashore.html
My Octopus Teacher review: The strange lives of cephalopods up close
We understand so little about octopuses that whenever we look we seem to find out more about them. Netflix documentary, My Octopus Teacher, follows filmmaker and naturalist Craig Foster’s attempts to understand them further Source: https://www.newscientist.com/article/2253789-my-octopus-teacher-review-the-strange-lives-of-cephalopods-up-close/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…
The First Gene-Edited Squid in History Is a Biological Breakthrough
Squid are among the smartest ocean dwellers. Along with other ink-squirting cephalopods like octopuses and cuttlefish, squid boast the largest brains of all invertebrates. They also have an incredibly complex nervous system capable of instantaneously camouflaging their bodies and communicating with each other using various signals. From a report: Scientists have long marveled at these sophisticated behaviors and have tried to…
Scientists Give Cuttlefish 3D Glasses To Prove They Perceive Depth
New submitter wolff000 writes: A group of researchers at the University of Minnesota have shown that cuttlefish see in 3D. They did this by making 3D glasses and then showing the cuttlefish movies of prey. “While cuttlefish wearing glasses is an unexpected sight, a University of Minnesota-led research team built an underwater theater and equipped the cephalopods with specialized 3D glasses…
Octopuses were thought to be solitary until a social species turned up
The discovery of a species of octopus that lives in groups and mates face-to-face is changing our thinking about what cephalopods are capable of Source: https://www.newscientist.com/article/mg24432610-400-octopuses-were-thought-to-be-solitary-until-a-social-species-turned-up/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…
Bizarre Tully Monster fossil is still a mystery
Was the Tully Monster – which left behind one of the strangest fossils ever discovered – a vertebrate or an invertebrate? The mystery continues. Source: https://earthsky.org/earth/tully-monster-mystery-fossil-invertebrate-vertebrate…