Scientists have discovered at least four new species of octopus in the deep waters of a 100-square-mile area near Costa Rica, officials from the Schmidt Ocean Institute said on Tuesday. An ...

The deep-sea octopus is "rarely seen," per the Monterey Bay Aquarium Research Institute, which has only seen it four times in four decades Researchers collected detailed observations about the octopus ...

Dive into the enchanting world of the octopus, an extraordinary marine wonder with eight flexible arms and a unique ...

Off the south-west coast of the UK, a creature usually glimpsed only by divers and night-fishing crews suddenly became ...