Unlike the octopus's arms, which that animal often uses to move and carry objects, the cuttlefish's eight arms are specialized for grasping prey after the cuttlefish captures it with its two ...

Squid and cuttlefish have arms, but also tentacles. Cephalopod tentacles and arms lack bones; instead, they are built from an intricate tapestry of coiling muscle fibers.

Amanda Montañez; Source: “Cuttlefish Interact with Multimodal 'Arm Wave Sign' Displays,” by Sophie Cohen-Bodénès and Peter Neri in BioRxiv. Published online May 5, 2025 ( reference ) ...

Cuttlefish combine these colors with body postures that reinforce the signal, such as raising or lowering their arms, but marine biologists have wondered if they might have other ways to get the ...

Cuttlefish may "wave" at each other with their tentacles to communicate, new research suggests.. But the study, which has not yet been peer-reviewed, didn't determine what messages the arm waving ...

Localized learning and memory could take place in the arms of cuttlefish and other cephalopods, separate from the brain. Dwarf cuttlefish. Source: Adam Dewan, via Flickr.

Pictured: Cuttlefish involved in the study move their arms in apparent communication. Sophie Cohen-Bodénès/ Peter Neri. When they recorded this movement and played it back to the cuttlefish ...

In its research, the team studied four different arm movements in two cuttlefish species, S. officinalis and S. bandensis.The researchers recorded videos of animals signing and played them back to ...

For the pulse technique, the cuttlefish pull their arms upward into a cone and pulse black waves toward the tips. This may mimic something nonthreatening, the researchers suggest, ...

Squid, cuttlefish and octopuses, like this California two-spot octopus, use specialized proteins in their suckers to “taste” with their arms. Anik Grearson Share this: ...

Crafty cuttlefish employ several different camouflaging displays while hunting their prey, according to a new paper published in the journal Ecology, including mimicking benign ocean objects like ...

Cuttlefish may "wave" at each other with their tentacles to communicate, new research suggests.. But the study, which has not yet been peer-reviewed, didn't determine what messages the arm waving ...