How can you tell an egg is fertilized?

[josh59]

I have a rooster, so im assuming most, if not all my eggs

, are fertilizeded, however how can I tell? I heard if you crack them open and they have a white spot in yolk it means they are? Any truth to this?

 

[featheredplanets]

All yolks have a white spot, if infertile, it is called a blastodisc. If fertile, a blastoderm. A blastoderm looks like a bulleye, whereas the blastodisc is a very small white spot. I found this picture online that may help:

 

[chickens really]

I have a rooster, so im assuming most, if not all my eggsView attachment 1843886 , are fertilizeded, however how can I tell? I heard if you crack them open and they have a white spot in yolk it means they are? Any truth to this?

Your egg is fertile...

 

[josh59]

Thanks for the responses, might have been a dumb question but still.

 

[chickens really]

Thanks for the responses, might have been a dumb question but still.

No dumb questions...