Evidence of what? Increasing testosterone increases strength and athletic ability and decreasing it has the opposite effect? We all know that. Are you trying to say that testosterone and genital plumbing are the only relevant factors? There are no other factors that are obvious to you?
Keep in mind that gender traits fall into an overlapping ,more or less standard distributions. There are women who naturally have more masculine attributes than the norm and males with naturally more attributes associated with femininity than the norm. That doesn’t imply a gender swap, it is diversity in humans. It also means that some women will have natural advantage over other women through neither fault or virtue of their own.
Nice straw man with the drunken uncle thing by the way.