> in today's society strict monogamy doesn't seem to pose a major evolutionary advantage (though I could be wrong). With the availability of reliable contracep

> in today's society strict monogamy doesn't seem to pose a major evolutionary advantage (though I could be wrong). With the availability of reliable contraceptions (for both genders) and paternity tests, it has lost one of its main advantages: Ensuring that your offspring is really yours (for males) and that it won't have to compete with another mates offspring (for females).