Filmed over the course of a year, witness a portrait of David Attenborough as he completes his latest series; facing the challenges of a complicated filming shoot, he revisits places that have had special meaning to him throughout his career.

Modern day hunter-gatherer Guy Grieve witnesses the San bushmen and their legendary Death Race; in the furnace of Africa's Kalahari desert a lone hunter chases an animal on foot until one of them falls down dead.

Niger in western Africa is a paradise for giraffes; since giraffes help protect farmland by eating wild watermelons that grow too profusely, they are in turn treated protectively by humans.

The osprey is the only hawk in the world that dives into the water to catch fish; witness the moment when it catches its prey, filmed in super-slow motion, both below the water and from land.

RATED 14+. Bear Grylls takes on Southern China in the aftermath of a typhoon; he tackles swollen rivers, climbs limestone gorges, is attacked by stinging ants, and uses ancient tribal techniques to catch bats for food.