S1, E1: The team begins a six-month expedition tracking lions, leopards and cheetahs in the Okavango Delta. Wildlife photographer Gordon Buchanan follows one of the largest lion prides in Africa as they hunt to feed 28 hungry mouths, including tiny cubs. Anna Dimitriadis tracks down the cheetah, while local wildlife filmmaker Brad Bestelink reunites with his favourite leopardess, Xudum.