I'm absolutely strict about it. When I land, I put my watch right, and I don't care what I feel like, I will go to bed at half past eleven. If that means going to bed early or late, that's what I live by. As soon as you get there, live by that time.

For the 1971 film A Blank on the Map he joined the first Western expedition to a remote highland valley in New Guinea to seek out a lost tribe. A second film The Bachelor King 3D followed a year later and further collaborations are planned. Sir David Frederick Attenborough (pron.

He is also a former senior manager at the BBC having served as controller of BBC Two and director of programming for BBC Television in the 1960s and 1970s. Sir David Frederick Attenborough (pron. : /ˈætənbərə/) OM CH CVO CBE FRS FZS FSA (born 8 May 1926) is a British broadcaster and naturalist.