Rocketflip. Click here to watch in high quality!: www.youtube.com David Attenborough presents the amazing lyre bird, which mimics the calls of other birds - and chainsaws and camera shutters - in this video clip from The Life of Birds. This clever creature is one of the most impressive and funny in nature, with unbelievable sounds to match the beautiful pictures. BBC Worldwide Channel: www.youtube.com BBC Earth Channel: www.youtube.com For more Natural History: www.bbcearth.com