Is this a fertilized egg?

[Lady Watcher]

 

[Lady Watcher]

Bump

 

[mandelyn]

Who knows? Much more information is needed.

How long has it been under heat? If under 4 days, it's possible. If over 7 days, unlikely. Looks cracked with the lines showing.

Over 7 days with heat and a fertile egg will have a small mass floating in there with a spider web of red veining.