I haven’t seen any of the other birds in as bad shape as her. They’ve all been treated. But I think I wasn’t generous enough spraying because she was the first one we did and I didn’t want to stress her out. In hind sight I probably should have soaked her down. I’ll inspect the rest of them...
Update. We lost her overnight. We had brought her in and had her in a crate because she was so weak. When we found her in the morning her feathers were COVERED in mites. So she had a worse infestation than we realized. Moral of the story: treat them right away if you suspect mites.
I have a hen who has been put through the wringer this year. She got sick in the spring, went on antibiotics, and has never been the same. Recently, she started acting very sick, flat deflated comb. We gave her some nutridrench, and noticed she is moulting, so assumed the moult was the...