music, and dancing are both largely derived from mating rituals, which are vastly different for every species
http://www.youtube.com/watch?v=bEhAbwCYc1c
do you find that erotic? maybe its interesting in a way but it doesn't have the same emotional experience that music or dancing does to you. well thats what our rituals look like to other animals.
there is no objective quality to our art. there is no objective beauty. it is all remnants of our evolutionary beginnings, and those are not universal.
I hope for your own sake you are able to disagree with the above post. if you do not, beware your descent into misanthropy.