https://www.youtube.com/watch?v=7n_1JZgDPf4
Aspect Ratio : 1.78:1
MPAA rating :NR (Not Rated)
Media Format : Blu-ray, Color, Widescreen, Box set
Run time : 9 hours and 10 minutes
Release date : April 24, 2007
Actors : David Attenborough
Subtitles: : English, Spanish, French
Language : English (Dolby Digital 5.1)
Studio : BBC Home Entertainment
Number of discs : 4
