It is normal to feel embarrassed for you first time, but if you trust the person you are showing then it shouldn't matter!
when you enter mid puberty
No. He does not get embarrassed or blush in the show.
no
No, you should never be embarrassed by your small build. Always be proud of who you are and your body type.
we can not sorry
Maybe he has a huge outie and is embarrassed to show it in public?
as long as you don't try to pierce the nipples
Spongebob
Her belly will drop and her nipples will show.
It is considered inappropriate.
Concentrate more on your nipples. If you can, lick and/or suck on your nipples. That should help.
I may not be able to answer this question from experience, for I am not a female, but i would say no. You do not need to be embarrassed about it. I am openly pan, and have had no problems with it, nor have other people. If girls are your gig, then go for it. You should not be embarrassed about the way you truly feel.