the biggest thing that ever flew Published 6 years ago • 1.9M plays • Length 5:15 Download video MP4 Download video MP3 Similar videos 9:11 when insects first flew 7:32 when birds stopped flying 10:09 why we only have ten toes (it's a long story) 8:44 how a mass extinction event created the amazon 9:55 do thunderbeasts prove giant animals are inevitable? 9:05 how pterosaurs got their wings