The aim was to sharpen the look of the tourists visiting Africa for the illegal hunting still going on - also to get raw materials for souvenirs. One should always think twice, before buying an item won in the first place by the pain or death of animals!
http://www.ifaw.org The link will guide you to the main site in USA, but there are singular sites for many countries and in several languages. It's not only about wildlife protection, but also care for abandoned pets, for animals in regions which suffered from natural desasters.