人类社会一夫一妻制的形成与巩固自然有其必然的原因。过去的研究更注重从伦理、风俗和法律角度探讨一夫一妻的成因,比如,一夫一妻家庭有利于后代的抚养、财产的继承、法律和伦理对人性弱点的制约以及社会的稳定。如今,无论是社会科学还是自然科学的一些结果为解释一夫一妻制度 The formation and consolidation of monogamy in human society have their inevitable causes. In the past, more attention was focused on the causes of monogamy from ethical, customary and legal perspectives. For example, monogamous families are conducive to the upbringing of offspring, inheritance of property, legal and ethical constraints on human vulnerability and social stability. Nowadays, some results, whether social science or natural science, explain the monogamy