Octopus Arms Are the Animal Kingdom’s Most Flexible…

With three hearts, blue blood, and eight arms that seem to have a mind of their own, octopuses are among the ocean’s most fascinating creatures. Their signature limbs and complex nervous system help them explore, communicate, capture prey, and mate in many marine habitats. Now, scientists are unlocking some of the secrets embedded in these arms, namely whether they have some degree of “handedness.”

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