If you keep opening what ever you have for a lid your letting the moisture out and it pulls is out the pip in the shell and will shrink wrap your duckling. You need to yank that humidity up, close what ever you use for a lid and leave it. Im starting to think that if ytou have opened the bator a few times then your chick is already staring to shrink wrap and isnt going to make it out on its own. When did it pip