This is fascinating.... research indicates that environment plays a significant role in baby's sex, and may explain the lower number of boys now being born to American women:
http://www.npr.org/templates/story/story.php?storyId=4758495
(Audio feed should be available today by 10 AM Eastern)
The study indicates that it takes approximately 10,000 more calories to gestate a boy than a girl, too, which may explain why I can near always eat something! The story also says I need to earn some more bucks, as boys are more costly and thereby single moms tend toward having girls.... Who knew?
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