New analyses of fossilized jaws reveal that massive, kraken-like octopuses once hunted alongside other marine predators.

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

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With their quick-change camouflage and high level of intelligence, it’s not surprising that the public and scientific experts alike are fascinated by octopuses. Their abilities to recognize faces, ...

Every octopus alive today exists because its mother died for it, and the answer is written into her DNA. Here is the genetics ...