Why humans have sex

http://homepage.psy.utexas.edu/Homepage/Group/BussLAB/pdffiles/why%20humans%20have%20sex%202007.pdf

Why women have sex

http://www.guardian.co.uk/lifeandstyle/2009/sep/28/sex-women-relationships-tanya-gold

Women drink before sex

http://www.telegraph.co.uk/news/newstopics/howaboutthat/6220912/Women-drink-before-sex-because-they-lack-the-confidence-to-do-it-sober.html

Unfaithful women

http://www.dailymail.co.uk/femail/article-1211104/Think-men-unfaithful-sex-A-study-shows-WOMEN-biggest-cheats--theyre-just-better-lying-it.html

Indirect sex

http://news.yahoo.com/s/afp/20090923/lf_afp/lifestylebritainhealthsex_20090923111531

Interesting reading on perception

http://feeds.bignewsnetwork.com/?sid=538456