For the evolution of social behaviour, communication has an important implication. Living in a structured social system is common in many species and involves costs, benefits and the ability to communicate with group members. Members of a group are often spatial separated and to coordinate movements and maintain social bonds between members acoustic communication is central. In this book, we tried to understand the role of acoustic communication in African lions (Panthera leo). We were interest to find out which were the features that characterized female and male lion roars and roars of...