Music is social communication between individuals

http://www.sciencedaily.com/releases/2009/05/090526093925.htm

ScienceDaily (May 27, 2009) — Music is social communication between individuals -- humming of lullabies attach infant to parent and singing or playing music adds croup cohesion. The neurobiology of music perception and production is likely to be related to the pathways affecting intrinsic attachment behavior, suggests a recent Finnish study. The study gives new information about genetic background of musical aptitude.