Why do women think they are entitled to an opinion on male circumcision?

Where exactly do women get off opining on male circumcision? After a heated banter, resorted to this:
Videos showing intra-uterine development of male and female genitalia & detailed anatomy
http://www.doctorsopposingcircumcision.org/video/../video/Circumcision_WM7NTSC_256k_D.wmv

Infant circumcision with anesthesia
http://www.samkuninmd.com/docinfo/circvid2.php

Pre-adolescent circumcision with anesthesia
http://vimeo.com/6443101

Anatomy of the Penis
http://www.cirp.org/pages/anat/