Why do some men want to have anal sex with women?

Read also:

• Major U.S. health insurers say they will streamline controversial process for approving care - CNBC
• Is a light therapy mask a good investment?
• 963 RSP Revealed: Meet Porsche's Street-Legal Le Mans Hypercar - Motor1.com
• What led Megan to marry into the Royal Family despite her successful acting career in Hollywood?
• Do you believe that social media companies should allow posts spreading misinformation about election results, as suggested by Rep. Jim Jordan?
• I am 13 and I am planning to run away. What should I do to succeed?
• Jets from black holes J1405+0415 and J1610+1811 - BBC Sky at Night Magazine
• First-ever airborne toxin detected in Western Hemisphere - Phys.org
• Phase-resolved attoclock precisely measures electron tunneling time - Phys.org
• Mars Orbiter Captures Rare View of Ancient Volcano Poking Above the Clouds - Gizmodo