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        |  Nation
                                        Lasers, waffle fries, and the secrets in pterosaurs’ tails
           Above the shores of prehistoric seas and lakes, pterosaurs roamed the skies. They were feathered creatures that ranged in size from pigeons to planes, and the first vertebrates known to have been able to fly. And for millions of years, they had long tails ending in a prominent flap of skin called a vane.   Continue reading →
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