White stuff on green eggs

[debilorrah]

We have 6 laying hens and me EE lays these beautiful green eggs. The last couple have had white spots on them that wash off easily. I am assuming this is poop, but she lays in the same nest as the others and there is NOTHING on the other eggs.... Any ideas?

 

[debilorrah]

I was hoping for some info...

 

[onthespot]

post pics next time she does it.