A trip to an unfamiliar part of the world is all you need in order to realize that humans have vastly different ways of eating, playing, talking, problem-solving, and so much more. Some of us use forks, while others prefer chopsticks, and still others simply eat with their hands. All three of these solutions emerged to the very same problem. But where do these cultural traditions come from? How do these differences persist over time? If we wish to understand the evolution of culture, then it is important to understand how how cultural traditions in other species emerge.