I've seemed to have more luck integrating chickens in mixed flocks instead of one breed. It seems that they are more tolerant to difference but of course there's one or two who aren't as accepted, like in a high school, but they seem to group together when that happens. Plenty of food is a must...
My parents are letting me start to sell chicks and the method I have may not be the absolute best but I raise them outside and I keep them in their coop for two weeks before introducing them to the outside world which is attached to their coop. The coop would be small for a grown flock but for...