Puberphonia voicing

Speech is purely human and non-instinctive method of communicating ideas, emotions and desires by means of a system of voluntarily produced symbols.Speech is human behavior and non-instinctive. By human, it means only normal humans possess it.Puberphonia boys have a normal communication system, but it is not mutated. By non-instinctive, it means that it is not acquired and that a male has to mutate the phonatory apparatus to learn the puberphonia voice change.