I am not new to chickens but it has been a lot of years since I have raised them. My flock is a 13 chicken brown layer mix. I purchased them from Meyer Hatcher 3 months ago. I have 4 Comets, 3 Buckeyes, 2 Cuck Coo Maran, 1 RIR, 1 New Hampshire Rd, 1 Barred Rock and 1 Barred Rock Rooster. So...