SCIENTISTS STUDYING A SPECIES OF RAYS CALLED LITTLE SKATES have demonstrated that walking capabilities had developed in fishes dwelling on the seabottom millions of years before the first marine animals climbed out of the oceans to become air-breathing, leg-walking land dwellers. And they show how they moved with a video of modern little skates – little skate is the fish’s common name, not just a description – do it, utilizing a set of fins to
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