[trailhkr1]

Women's heads are built so that they will marry the dutiful provider, and during peak ovulation will cheat with the sexy "bad boy".

There was a show about that a few days ago. Women were shown photos of men while ovulating and they picked the masculine/testostorine square jawed guy and while not ovulating picked the more nerdy looking but stable looking guy.

[PapaBear3625]

around 400,000 DNA paternity tests are now done each year and consistently 30% of such tests show the man is not the father of a child that he thought was his