Add Yahoo as a preferred source to see more of our stories on Google. An eye and arms of an octopus. The small dots visible around the eye are the chromatophores. The findings are the first to ...

Octopuses can flip from mottled rock to smooth sand in less time than it takes a human to blink, yet their eyes carry only a single visual pigment that should make them functionally colorblind. The ...

With its eight legs wrapped around itself as if in a hug and its eye pupils narrowed to a slit, the octopus breathes evenly, its body a uniform whitish gray. Moments later it begins to change color – ...

Do octopuses dream of cephalopod sheep? Actually, it’s unclear whether or not an octopus dreams at all. However, a new study has revealed some seriously gnarly stuff that happens to (and within) an ...

Octopuses change colour when they sleep, and it might be because they are dreaming. Sidarta Ribeiro at the Federal University of Rio Grande do Norte in Natal, Brazil, and his colleagues have found ...

Blending in with your surroundings is a crucial (and fascinating) skill in the animal kingdom, which is why many animals can change colors on demand. Chameleons, seahorses, and octopuses can all do it ...

Octopuses have alternating periods of "quiet" and "active" sleep that make their rest similar to that of mammals, despite being separated by more than 500 million years of evolution. During their ...

Octopuses make dazzling use of camouflage, quickly changing their skin color as they move through various environments. New research suggests that another, less visible response to the environment may ...

Octopuses can be fooled into thinking a fake arm is actually their own. When scientists in Japan pinched an artificial appendage during experiments, octopuses recoiled in defense – swimming away, ...

Related video above: Octopuses use their tentacles to tasteWith its eight legs wrapped around itself as if in a hug and its eye pupils narrowed to a slit, the octopus breathes evenly, its body a ...