⠀ Thin shells

[sheilasanders]

Some of my eggs have very thin shells. In fact a few lately have seemed to just have the inner "lining" and no actual shell at all. I feed them extra Oyster Shell for increased calcium. What could be causing this?

 

[Chicken Girl1]

This thread has some answers for you: https://www.backyardchickens.com/t/949544/thin-shelled-eggs!