They change shape and color, and squirt ink. But they also will return your gaze, "as if they're scrutinizing you." ...

Octopuses are among the most neurologically complex invertebrates, famed for their extraordinary dexterity. Their eight arms allow them to capture hidden prey, communicate, explore, and even mate ...

Dorado Octopus arms reaching out. Photo credit: Schmidt Ocean Institute Roughly 300 species of octopus live in the world’s oceans. These creatures embody many traits that people consider particularly ...

Octopuses possess specialized skin structures that allow them to change their color and texture to blend in. Their visual systems detect light and patterns, but they have poor color vision. Neural ...

While on a deep-sea expedition in the Galapagos in 2015, scientists found a golf-ball sized, short-armed blue octopus. In a recent study, they confirmed that it’s new to science. The newly described ...

Few animals pack as much danger into as small a body as the blue-ringed octopus, a cephalopod that rarely grows longer than a ...