Well, I am raising 25 cornish X that I bought from a hatchery, they are weighing right about 4 lbs now and its goin on 8 weeks. Supposed to be all hens, but 1 has a BIG comb, I am certain its a roo. Anyway. I wont buy or raise anymore. I love my Buff Orps. Im hatchin these guys as we speek...