Black Stars were the ones doing it but since I've been giving them eggs everyday they seem to have stopped. No injuries or blood, just pecked up feathers. Prim is looking better.
Maybe they needed extra protien to cope with the heat. I bought a supplement feed you mix with there feed I can't remember the name but its for high stress and all the newbes and chicks gobbled it up. tomorrw I'll give you the name. Its bugs greens and high protien grain. its ultra something.