O.K. I have my first Black copper marans eggs in the incubator and the past 2 1/2 days one has been rocking and still no pip so I finally opened up the hatcher to see if it was still alive it is cherping still no piping !! What do I do my dh wants me to make a tiny pin hole in it for it to get fresh air. I want it to live !! These are my very first eggs from the girls they should have hatched late Sat. help me please !!!!