Dignitaries from across Zimbabwe gather at Antelope Park to watch the release of the Ngamo pride into a huge purpose-built enclosure, where they will grow up free from human intervention. David Youldon makes an important discovery as he carries out a final check on the females, but he fears for the safety of feisty four-year-old Phyre, whom he hand-reared. Meanwhile, the youngest cubs in the programme leave the nursery camp for the first time