She was rehomedMaybe she doesn't like the taste of the food. Try a different brand and see how it goes.
In the mean time... I'm considering getting out.
Potential established flock in NW Ohio... for free.
The chickens have their "quirks", but they get along for the most part. All 16 of them. One rooster can't leave the girls alone, and the other (older) has leg issues. One young hen had calcium deficiency (previous owner) she was just a baby when that happened.