I've stuck newly hatched chicks under broodies before, and it worked great. Just watch for aggression -- different hens will react differently. I suggest doing it in the evening or early morning (before sunrise) when the flock is calmest. Once she accepts the chicks, however, she won't devote...
Certain breeds are more prone to broodiness than others, but, like The Moonshiner said, it depends on the individual bird. 4-5 months is pretty young to go broody anyway.
Hey poultry folk! I was just thinking about how different feeds have different protein levels (starter is 18-19%, grower is 14-15%, and layer is 16-17%). Does anyone know what the difference is between the feeds that some have higher protein than others? Is it more of certain types of grains, or...