What is the music from the latest BBC advert about an upcoming natural history programme with David Attenborough?

Ludovico Einaudi - I Giorni If you mean the trailer for the documentary series Life, which included a shot of a lizard running on water, then the music is by ES Posthumus a (MORE)
In Music

Why do we have music in adverts?

The best advert producers know how to use music to manipulate the audience in subtle ways.
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