Secrets of Bones

Into the Air (1x3)

Exibido em:: Mar 04, 2014

Ben Garrod finds out how the skeleton has allowed vertebrates to do the most remarkable thing of all - take to the air. He discovers why the humble pigeon is such an exceptional flier, uncovers bony secrets as to how the albatross makes mammoth migrations and finds out why some birds have dense bones. Finally, he reveals which surprising flier is his 'ultimate'.