I use an incubator and I have had chicks stuck in eggs because the sack around them dries out and gets stuck to them. I use a spray bottle of warm water to moisten the membrane-like material and it helps most of the time.
Paid for 5 female legbar (3 lavender, 2 cream) chicks and were sent all males Received the chicks around June 1 so around 4 months old All are allegedly