A new study found that some members of an octopus species hunt cooperatively in groups with fish. Video shows octopuses punching their companion fish to keep them on task and contributing to the hunt.

Most carnivores have teeth to grasp and eat prey, so marine animals with teeth are not uncommon. Sharks, dolphins, eels, whales, many fish species, and marine mammals like seals and sea lions have ...

Day Octopus punches the fish who do not contribute to find prey. (Image: Eduardo Sampaio) Day octopus punches fish that don't help during joint hunts Octopus teams up with groupers and goatfish to ...

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 ...