Good day. We have a flock of 11 hens 11 months old. 5 Barred Rock and 6 RIR’s. The BR’s are chasing the RID’s off the feed and water. One RIR is picked on by all the birds. We tried sprays, peepers and separation but the Barred Rock just won’t stop picking on the Reds. Our coop is 8 x 10 and...