Help

[Alex208]

Hey guys so I had two quail that I was told that they where females and one died so I have one left and she started laying a week later so it has been 2 weeks since the and I notice she layed a other egg that had a white spot but I don't know if it is fertilized so I found 3 eggs in her shelter but I cracked on so opened it to see of it is fertilized so please tell me if these egg is fertile

 

[Rickba]

That one looks fertile to me. The fertile spot is quite prominent.