I have read that pumpkins and/or pumpkin seeds are particularly good for the intestinal health of chickens. I bought several (you can get them real cheap the day after Halloween) and the chickens loved them. Haven't tried them over a long enough period to know if it actually helps them or not...
I've kept chickens for 35 years and never had a problem with coons until 3 years ago. I lost several chickens over two nights. The third night I waited up for them. It was a mama coon teaching 2 little ones had to kill. Had I not stopped them they would have got all of them. Then 2 years...