Did your issue end up being rooster related? We're experiencing the same problem. It started with one hen and now there's 4 hens with bare spots on their back. Our hens are 7 mos old and we don't have a rooster.
We have the same issue and we don’t have roosters. The feathers look skeletonized on the endsDid your issue end up being rooster related? We're experiencing the same problem. It started with one hen and now there's 4 hens with bare spots on their back. Our hens are 7 mos old and we don't have a rooster.