First, don't overreact. Just approach her casually and ask her about it in a non - judgmental way. For example, you could say 'Honey, I noticed something different. Is there a reason?'.
No. Such a story involves very private and inappropriate content that should not be shared publicly. It violates privacy and is not suitable for public discussion.
No, it is not appropriate. Exposing such private and sexual content in any form of stories, even if they are free, is unethical and goes against moral and social norms. It can also be considered a form of sexual harassment or inappropriate behavior towards others.
It could also be for a more private or sexual reason between you two. Perhaps she's trying to spice things up in the bedroom. Another possibility is that she had some sort of medical procedure or check - up in that area and shaving was required for it.
No. It's not only inappropriate but also can make others uncomfortable. There are so many other great topics like cultural events, positive social changes, and interesting hobbies to talk about instead.
There are many other great stories to tell, such as heartwarming family moments, acts of kindness, or inspiring personal achievements that are much more worthy of sharing.