Begin with an overview of the diversity of living primates across the globe. Learn about the different kinds of living primates, and their habitats, diets, sociality and mating systems. Discover why some primates form dominance hierarchies, how male primates compete over mates, and how apes gesture to communicate with each other. Explore some of the more focused topics, such as what determines group size, how multi-level primate societies operate, and why chimpanzees hunt monkeys.