Pravda (Russia), “Women prefer men with lower voices for short-term sexual flings,” [translation] by Alexander Timoshik, 09/01/2006. 

derStandard (Germany), “Dominance behavior: Where men are like dogs,” [translation] 08/14/2006. 

LiveScience News, “Men act like dogs to determine dominance,” by Ker Than, 07/31/2006.

Pravda (Russia), “Men with older brothers become gay,” [translation] by Alexander Timoshik, 06/27/2006. 

ORF (Austria), “Homosexuality: ‘Brother phenomenon’ is biological nature,” [translation] 06/27/2006. 

The Gaurdian (UK), “Sexual orientation affected by number of older brothers,’” by Alok Jha, 06/27/2006.

CBS News, “Men with older brothers more likely to be gay,” by Randolph E.Schmid, 06/26/2006. 

NRC Handelsblad (Netherlands), “Dark, threatening, dominant: Low male voice makes impression on women and competitors,” [translation] by Sander Voormolen, 03/14/2006.