How Did Music Begin

A Why is musical behavior universal? What could be its adaptive, or survival, value? And just what is music anyway? Like speech, it is not one identifiable cognitive capacity but is composed of multiple separate components. Pitch recognition varies from 'tone deaf to 'perfect' and influences abilities for musical memory, discrimination of melodies, awareness of changing harmony, and even the ability to keep time. Other components of music include perception of melody, meter, and rhythm. Oft...