there are three mekoros I know for this topic:
????? ?????? ????? ?”? – “??? ????? ???? ???? ????? ???? ????? ????? ?? ?? ???? ???? ???? ?? ????? ???? ????? ???”
??? ?????? ???? ??”? “??? ??? ???? ????? ??? ????? ????? ???????
??? ?????? ???”? “???? ????? ????? ???? ??????”
this all obviously is concerning sexual pleasure driven from the act, not curiosity or any other reason – which BTW is the same by men also, just that men are much easier to be provoked.