David Attenborough series on the natural history of the polar regions; Attenborough appeared on screen and authored the final episode, in addition to performing voiceover duties. Attenborough introduced and narrated the Unit's first 4K production "Life Story." For "Planet Earth II" (2016), Attenborough returned as narrator and presenter, with the main theme music composed by Hans Zimmer. In October 2014, the corporation announced a trio of new one-off Attenborough documentaries as part of a raft of new natural history programmes. "Attenborough's Paradise Birds" and "Attenborough's Big Birds" was shown on BBC Two and "Waking Giants", which follows the discovery of giant dinosaur
David Attenborough on marine life. He decided not to use an on-screen presenter due to difficulties in speaking to a camera through diving apparatus, but asked Attenborough to narrate the films. The same team reunited for "Planet Earth" (2006), the biggest nature documentary ever made for television and the first BBC wildlife series to be shot in high definition. In 2009, he co-wrote and narrated "Life", a ten-part series focussing on extraordinary animal behaviour, and narrated "Nature's Great Events", which showed how seasonal changes trigger major natural spectacles. In 2011, Fothergill gave Attenborough a more prominent role in "Frozen Planet", a major