your guesses, if my baby is a boy or girl?

Elaine • 23 yrs old, w| two beautiful girls💗 ages 5&2👑 currently pregnant with our first BOY💙 been with their daddy since 07'
hello everyone! i am 23 and have been with my boyfriend for 9 years now and we already have two gorgeous girls, 4 and 2!! i would just like your opinions on my ultrasound of our 3rd baby! we have two beautiful girls already and would really like a boy this time around although another little girl wouldnt be any less loved! i know people have myths and different ideas on a ultrasound if its a boy or girl so iam just curious to know your opinions! i know theres a skull theory? not sure how it goes though.. thanks for your help!!