Thank you for the replies, it's relieving to hear these stories. I've been messing with my hens' diets a little too, trying to feed them extra protein. I did add a small amount of regular vinegar earlier today to their water just as an afterthought, so I'm glad to see that recommended too.
It...
3 of my 4 eighteen month old hens are going thru various stages of ugly right now. I noticed this morning that one of them also has diarrhea. Is that something that might be just because she's molting? The 6 month old hens are as beautiful as ever, so I don't think it's a pest infestation. I'm...