In species where fathers invest less than mothers in their offspring, females tend to be more selective in mate choice and males therefore invest more in courtship display. Our results with human subjects correlate with that expectation. More symmetrical men put on a better show, and women notice.  -   William Brown     Quotes
In species where fathers invest less than mothers in their offspring, females tend to be more selective in mate choice and males therefore invest more in courtship display. Our results with human subjects correlate with that expectation. More symmetrical men put on a better show, and women notice. William Brown
 Choice