A breathtaking underwater encounter has offered a rare look at one of the ocean's most remarkable creatures. The footage, ...

But usually its pupils are W-shaped. It also has three hearts A cuttlefish, the tentacled, colour-changing sea creature with floating, polystyrene-like centre, is a kind of child’s birthday party ...

Whyalla is the breeding spot for hundreds of thousands of cuttlefish, but the international spectacle has been cancelled ...

Cuttlefish look like something from another planet with their weird W-shaped pupils and tentacles, but the truly bizarre stuff about them goes way beyond their appearance. These creatures have ...

Scientists have discovered something intriguing about cuttlefish after putting them through a "marshmallow test." The test, which is designed for children, showed that the cuttlefish have the ability ...

Cuttlefish aren't wearing 3D glasses to enjoy state-of-the-art movie theater technology, but rather to help scientists better understand how they see the world. It turns out that when it comes to ...

With one of the largest brain-to-body size ratios of all the invertebrates, the inquisitive cuttlefish could teach us about the evolution of intelligence throughout the animal kingdom—even among ...

In addition to its visual camouflage, the Common cuttlefish (Sepia officinalis) has a stealth technology to protect itself from predators that might detect it in the electrical spectrum. The ...

Duke biologist Sarah Zylinski wants to better understand how cuttlefish see the world. Like their relatives octopus and squid, cuttlefish are master camouflagers—and Zylinski says you can learn ...