I'm so in love with the Bielefelders and yes, one is a cockerel. The cockerel in question is a Prairie Bluebell Egger. None of the roosters are people aggressive at all, the other three are great with the pullets, only the Prairie Bluebell Egger cockerel is being mean.
If I were starting from...
I don't think that is it? He just walks around from hen to hen and even the other roosters sometimes and randomly plucks feathers and eats them. It doesn't seem like he's trying to mate, more just being hard to live with.
We have 9 older hens (6 Isa Browns and 3 Barred Rocks). The older flock's rooster died about 6 months ago.
In August we got 13 chicks that were supposed to be all females. We didn't really want another rooster (the first one was an accident). Somehow we managed to get 4 roosters in this new...