63 PRIMATE BEHAVIOR STUDIES Ryan J. Trubits Our species’ existence is an enigma that intrigues both scientists and the average human. The reason that we are even able to scratch the surface about this complex question is due to our ability to think critically, maintain culture, and articulate in a manner that has allowed other humans to understand. Humans are able to achieve success based on the ability to express their thoughts in written language, making use of semiotic systems. Scholars for the past 2 centuries have laid the bedrock of knowledge about our close biological and behavioral ties to the primates of this world. This evidence has provided the scientific community and the average human being an understanding of primate behavior as well as the opportunity for future advances. Despite their understanding of the primates, there are many individuals in our world who are still not convinced that humankind spawned from a fossil apelike form. Even so, it is hard to deny organic evolution as a convincing scientific theory. Humans cannot be the only exception to a theory that applies to the emergence of all other species on this planet. Aristotle was the first of many naturalists to inquire about human existence. For centuries, Aristotle’s ideas of a static nature were the doctrine, despite an ever-changing world. Aristotle believed that species are eternally fixed on this planet. This claim rests on his belief that those species that are living on this plant at this moment have always been here and will always