15 weeks!! Any guess on nub or skull?! PLEASE!

[ragincajun]

Nub or Skull Theory?! TIA!!

http://i17.photobucket.com/albums/b94/rikkidene/ScreenShot2013-02-01at23311PM_zps959d3bb6.png
http://i17.photobucket.com/albums/b94/rikkidene/ScreenShot2013-02-01at23304PM_zps98f5de0c.png
http://i17.photobucket.com/albums/b94/rikkidene/ScreenShot2013-02-01at23246PM_zps1602dda2.png
http://i17.photobucket.com/albums/b94/rikkidene/ScreenShot2013-02-01at23148PM_zps8330bfc5.png
http://i17.photobucket.com/albums/b94/rikkidene/ScreenShot2013-02-01at23143PM_zpse4598637.png

[Inky]

I don't see any clues, sorry!

[Wantabelly]

I can't see a nub.... I wish I could!

[Mum23boys]

No clues