Thanks all of you for your advice. Last night I locked them in the coop - and they are all there this morning. We are adding hot wire around the fence and will cover the run.
I appreciate you all, A
Does anyone know which predator would bite off the head and leave not one other part behind? I found one of our 2 and 1/2 month old chick's head only - bitten clean off at the neck. They are fenced in but something could get over the top. At night they are in the hen house; but we have left...