I think human music began with mothers singing to babies and surrounding family creating rhythm with hand claps. Other melodic and rhythmic sound making methods evolved from that.
But the birds were already singing in a rhythmic way.
Let's talk music, no genre boundaries
This is an offshoot of the jazz thread. I and others found that we could not talk about jazz without discussing other musical genres, as well as the philosophy of music. So, this is a thread in which people can suggest good music of all genres, and spout off your feelings about music itself.