When two eggs' shells meet, powerful outside forces driving them to an eventual crash, it is the younger hen's egg more often than not that proceeds unscathed to the next round of "tapping".
The eggshell crashing forces, in many a region, are human arms, of course, that turn peeling boiled eggs into a fun game around Easter.
In any event, here are some rather young hens frolicking, it seems, around Easter:
›› Sweet chickens surrounded by colorful flowers, that's a beautiful backdrop not only for Easter but also for your emails. (Windows Mail, Windows Live Mail, Outlook, Outlook Express)