Is there a connection between animal sounds and the music that humans create? Using a surprising and wide variety of evidence from the animal kingdom -- including the humpback whale, the lyre bird, the siamang gibbon and the great reed warbler -- Sir David Attenborough seeks to prove that the origions of music lie in territory, emotion and sex.
| Directing | Grant Sonnex | Director |
| Writing | David Attenborough | Writer |
| Writing | Grant Sonnex | Writer |
