Could be impacted crop. Does her breath smell sour? As far as I know, sour crop and impacted crop are different, but just trying to narrow it down.
When you say you can feel her neck, do you mean her actual neck muscle and spine, or her crop (craw)? The big pouch on the top of the breast that holds all the food? Is that what you're feeling?
When you say you can feel her neck, do you mean her actual neck muscle and spine, or her crop (craw)? The big pouch on the top of the breast that holds all the food? Is that what you're feeling?