It looks like a girl to me too.
This pic shows a fertile and infertile egg. They can look pretty similar.
http://www2.ca.uky.edu/smallflocks/Images/Fertile_vs_Infertile.png
This pic shows a fertile and infertile egg. They can look pretty similar.
http://www2.ca.uky.edu/smallflocks/Images/Fertile_vs_Infertile.png