This unassuming octopus pairs bacterial chemistry with evolutionary efficiency to deliver one of the most powerful defenses ...

Just like vertebrates, cephalopods — such as octopuses and squid — have elaborate brains. Neuroscientists are flocking to ...

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 ...

Whether grilled, on sushin or mixed into stir fry or ceviche, there are many ways to consume octopus. But given their well-known, almost human-like intelligence, it begs the question: is it ethical to ...

Octopus arms coordinate nearly infinite degrees of freedom to perform complex movements such as reaching, grasping, fetching, crawling, and swimming. How these animals achieve such a wide range of ...

A two-month-old octopus tries to unscrew the lid of a jar to get hold of its content, a crab, at Denmark's Aquarium in Copenhagen in 2004. Credit - Jorgen Jessen—AFP/Getty Images As predictable as the ...

A Monterey Bay Aquarium Research Institute researcher believes she’s uncovered the secrets behind sex, lies and octopuses. And what she has discovered about the habits of a certain species of octopus ...

Among the ocean's most dangerous creatures, size isn't everything; in fact, some of the smallest marine animals are among the ...

When Dr. Rebecka Sepela was a kid, she performed kitchen table science experiments with her grandfather. He was a product chemist and encouraged Sepela to be curious about the powerful role that ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Humans are not the only species who practice 'safe sex', although this means something quite different for one species of ...