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

Visit http://TED.com 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 channel features the best talks and performances from the TED Conference, where the world’s leading thinkers and doers give the talk of their lives in 18 minutes (or less). Look for talks on Technology, Entertainment and Design — plus science, business, global issues, the arts and more. You’re welcome to link to or embed these videos, forward them to others and share these ideas with people you know. For more information on using TED for commercial purposes (e.g. employee learning, in a film or online course), submit a Media Request here: http://media-requests.TED.com
Follow TED on Twitter: http://twitter.com/TEDTalks
Like TED on Facebook: http://facebook.com/TED
Subscribe to our channel: http://youtube.com/TED