Originally Posted by AutumnBH

Well being a gay male with feminine personality traits is really a social or gender identity issue, it's not related to the biological determination of being gay. There are plenty of gays out there who are as "manly" as any straight man, they just happen to like the dick instead of the pussy. In the science, gays are referred to as "hypermasculine" because of the increased prenatal testosterone and larger cock size.

Gay men have higher serum testosterone than straight men:
Brodie HK, Gartrell N, Doering C, Rhue T (January 1974). "Plasma testosterone levels in heterosexual and homosexual men". Am J Psychiatry 131 (1): 82?3.
http://www.ncbi.nlm.nih.gov/pubmed/4808435

and larger penis size:
Bogaert AF, Hershberger S (June 1999). "The relation between sexual orientation and penile size". Arch Sex Behav 28 (3): 213?21.
http://www.ncbi.nlm.nih.gov/pubmed/10410197