I have a new Hampshire rooster and 1 NH hen, RIR hens and barred rock hens. We hatched 28 chicks this year, they're about 3 months old. Can anyone help me figure out the sexes? I'm hoping I'm wrong because I think I have about 2/3 Roos!! thanks 1. 2. 3. 4. 5. 6. 7.