puppy attacked hen

Now, Creed is about 2 to 3 months now. And for the most part he's very good at listening, he comes when called about 99% of the time, sticks close to me when I'm out working and leaves the fowl alone accept for the occasional playful jaunt towards one which ill call him off of. He is a, or at...

I have a hen named Lacy who has been attacked by something. I went into the room where we store feed/hay and milk the goat(and where my rebel chickens, who refuse to live in the main coop no matter how hard I try... roost) I saw blood over the place where they roost, and a trail to where the...