Happy 98th Birthday, Sir David Attenborough: The rock star of the natural world and broadcasting hero...

A rock star in the natural world, Sir David Attenborough - who is famous for his distinct dulcet tones when narrating - has been there from the dawn of wildlife television and seen many advances in technology and, sadly, several extinctions and the decline of the natural world. His campaigning and educational documentaries have inspired generations of conservationists, photographers and filmmakers. Here's the legend's life in pictures...