Boy or girl guesses please skull or nub theory

[Babyabbott]

1st pic 12 weeks
2nd pic 20 weeks

 

[HLx]

Bit unsure as nub isn't very clear on the 12 week one, well it might be but my eyes cant make it out so I'm going to wild guess and say

 

[Bevziibubble]

Girl guess

 

[mummy2lola]

xx

 

[Babyabbott]

Thanks for your guesses I posted elsewhere and didn’t get much response ‍
Set on having a surprise so will wait and see.