The secret weapon that let dinosaurs take over the planet, Emma Schachner

Visit to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and more. We ve all heard the theories on why the dinosaurs died but how did they come to dominate the earth for so long in the first place (Hint: it has nothing to do with their size, speed, spikes or fantastic feathers. ) Travel back in time to 200 million years before their extinction with paleontologist Emma Schachner for a breath of fresh air on dinosaur history. The TED Talks