How Did Ancient Humans Know Incest Was Wrong?

How did ancient humans know incest was wrong without science, DNA, or written laws? The answer may lie in human instincts, prehistoric survival, and the way social rules developed over thousands of years. Discover how early humans formed families, why they may have avoided close relatives, and how ancient customs eventually became powerful moral taboos. From the Westermarck effect to prehistoric tribal relationships, this video explores the psychology, anthropology, and human evolution behind one of humanity's oldest social rules. #ancienthumans #prehistoriclife #humanhistory #humanevolution #anthropology #ancienttribes #humanbehavior #didyouknowfacts #ancienthistory