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Then, without warning, colors start rippling across its skin — flashes of deep crimson, bursts of mottled brown, rapid shifts ...

Scientists have spent years trying to work out if octopuses, whose brains have some remarkable similarities to our own, have dreams. A recent study even purported that the eight-armed cephalopods can ...

A distinct striped pattern on a species of octopus varies from one individual to the next, which could help researchers monitor the rare animal. Pygmy zebra octopuses (Octopus chierchiae), also known ...

New research has revealed that the nervous system circuitry that controls arm movement in octopuses is segmented, giving these extraordinary creatures precise control across all eight arms and ...

A tiny “settled” Red Octopus explores its surroundings at Birch Aquarium. Photo: Jordann Tomasek. “This is an exciting ...

Camouflage isn't the only way cephalopods have evolved to change their appearance. Octopuses and other cephalopods make the fastest transformations in the animal kingdom. Here, a giant Pacific octopus ...