jurassic era

  • Mammalian Ancestors Went Airborne Earlier Than We Thought

    Mammalian Ancestors Went Airborne Earlier Than We Thought

    The origin of flight remains a perplexing topic in the scientific community, as tends to be the case with any origin story. Flight probably evolved multiple times in different groups. Insects probably started flying over 300 million years ago, and pterosaurs, large flying reptiles, evolved 230 million years ago. Add gliding and the complex origins…