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 by introducing televised snooker, as well as bringing rugby league to British television on a regular basis via the BBC2 Floodlit Trophy. One of his most significant decisions was to order a 13-part series on the history of Western art, to show off the quality of the new UHF colour television service that BBC Two offered. Broadcast to universal acclaim in 1969, "Civilisation" set the blueprint for landmark authored documentaries, which were informally known as "tombstone" or "sledgehammer" projects. Others followed, including Jacob Bronowski's "The Ascent of Man" (also commissioned by Attenborough), and Alistair Cooke's "". Attenborough thought that the