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 But the study, which has not yet been peer-reviewed, didn't determine what messages the arm waving ...

Cuttlefish, with their blimp-shaped bodies and eight squiggly arms, don’t age like people do. Sexual maturity tends to come late for them—about three-quarters of the way through their two-year lives, ...

This story originally appeared on Ars Technica, a trusted source for technology news, tech policy analysis, reviews, and more. Ars is owned by WIRED’s parent company, Condé Nast. “Cuttlefish can ...

Can you remember what you had for dinner last weekend? That ability is a function of episodic memory, and how well we can recall the time and place of specific events typically declines with age.

Most people have encountered squid through their local seafood menu or field trip to an aquarium. Unlike octopuses, which are named for their eight arms, squid have 10 individual appendages. They most ...

Source: Adam Dewan, via Flickr. Distributed under a CC BY-NC-SA 2.0 license. Cuttlefish, like their fellow cephalopods squid and octopus, are known for their intelligent and complex behaviors.

A new study suggests that the European cuttlefish may combine, as necessary, two distinct neural systems that process specific visual features from its local environment, and visual cues relating to ...

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 a ...