But octopus food choices aren't just a curiosity. In addition to helping us learn what to feed these animals in captivity, "octopuses play an important role in the marine environment as both predators ...

A tiny octopus may look harmless, but the footage reveals rapid strikes and tight grappling with live prey. Close underwater shots capture the exact moment its arms wrap around a crab and pull it ...

This video shows an octopus hunting a crab and its tank. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or ...

Coconut octopuses are among the most intelligent invertebrates around: They use tools, carry their shelters around for when they need them, and, fittingly, adopt an underwater walking motion that's ...