At this time, there is an important number of animal species and some of them are still unknown from humans. Our population has a lot of common characteristics with them which is the case for dolphins and Homo sapiens that are closely related because of their high intelligence. Firstly, the word intelligence is associated to the mental processes that an animal acquire to apply knowledge which is connected to cognition (Chamary 1). This term can be defined as the capacity of reasoning, understanding, planning and learning. It englobes every skills associated to the brain and the level of…