@LesleyOregon Is there anything else inside other than the albumen(whites)?
How many has she laid?
Fairy, fart, wind, rooster eggs are usually from a tiny piece of tissue breaking loose from the reproductive tract, or an immature ova(yolk) and the body forms an egg around it. Color can be...
Thanks for the pic, really helps, tho it's what I suspected.
Not normal.
Appears to be a 'slab sided' egg.
Could just be funkiness that can happen as production slows down close to winter break/molting.
Other possible causes are outlined here...