There’s been a lot written about the evolution of creativity. One hypothesis is that creativity comes from our need to make things special. And this relates to worship because worship allows us to identify things in order to make them special.
We know very little about the symbolic life of animals, but one of the most fascinating aspects of human beings is our great capabilities to create and interpret symbolism, as well as our ability to make abstractions concrete. In many ways, this is the genesis of creativity.