is this normal?

[natron96]

one of my peachicks is pipping but it did not pip a hole it is only a crack about one 1/3 around the top of the egg but its only crack should it have made a hole firs this is my second time incubating and none of the others have done this

 

[LarryPQ]

It may have just pushed too hard and cracked the egg. Keep an eye on it to see if it is in distress.