Skull Theory, Guesses PLEASE!!!!!

[Love_Realigned]

This ultrasound was done at 17w1d!
I already have three boys and all of their skulls looked practically the same.
I was unaware that there was an actual science to it until now!
Any guesses on this one Please?

[Lady333]

I aint that great at skull theory.

But for a guess i say boy.