Your older batch are getting hormonal at their age, so you can see more aggression as they sexually mature and begin to lay. It usually calms down after all are laying.
Combs can bleed excessively because birds shake their heads and start it all up again.
I would try to quietly observe your birds and see if you see anything going on.
Combs can bleed excessively because birds shake their heads and start it all up again.
I would try to quietly observe your birds and see if you see anything going on.