THE BEST SIDE OF HAWK MOTH EGGS FOR SALE

because the chick develops you will note an increase in sizing of the pocket of air at the top of the egg; This is often called the air-sac and is also divided from your chick by a membrane. once the chick is due to hatch it breaks into the air-sac, this is referred to as internally pipped and provides the chick all around two days of oxygen before