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 ...

Learn what this seven-armed cephalopod loves to eat and how it catches its prey. Lurking in the ocean’s twilight zone — an area between 650 and 3,000 feet below the surface where light rarely reaches ...

Octopuses are cephalopods that live in oceans around the world. They are also some of the most intelligent creatures on Earth. Their brain structures vary depending on where they live. For example, ...