DUNEDIN, NEW ZEALAND - NOVEMBER 5:  Prince Charles, Prince of Wales and Camilla, Duchess of Cornwall react as the Prince handles a tuatara during a visit to the Orokonui Ecosanctuary on November 5, 2015 in Dunedin, New Zealand. The Royal couple are on a 12-day tour visiting seven regions in New Zealand and three states and one territory in Australia. (Photo by Gerard O'Brien - Pool/Getty Images)