chicken dead

I walked out to the coop this morning to find one of my barred rocks dead. It looked like she was asleep on the roosting bar and just fell right off and died. She was totally fine yesterday. I sat out with them for about two hours when they were free ranging and she was acting completely...

UPDATE: We found another dead chicken missing a head and feathers from three different birds. They were near our neighbor’s house who own a Great Dane. Coyote, dog, or fox? We came outside and only 6 out of 18 young chickens were left. We are in Wisconsin and it is the middle of the day. What...