There is plenty of food in the Pacific Ocean for creatures of all sizes, but it is the challenge of finding that food that drives all life in the Pacific. In the voracious Pacific, we meet a destructive army of mouths, a killer with a hundred mouths and the biggest mouth in the ocean.

Filming the big Pacific, an ocean covering a third of the planet, was a grand idea that became a gigantic undertaking. This "Making Of" special explores the highlights and challenges of wildlife filmmaking.