Kenya Wildlife Service rangers burn 15 tons of ivory confiscated from smugglers and poachers to mark the World Wildlife Day at the Nairobi National Park, March 3, 2015. The United Nations on December 20, 2013, declared 3rd March World Wildlife Day as a celebration of wild fauna and flora and to raise awareness of illegal trade. The 2015 theme for World Wildlife Day is "Wildlife Crime is serious; let's get serious about wildlife crime". [Photo/Agencies]