you may keep fertile eggs for up to 1 7 days at space temperature in advance of putting within the incubator. never refrigerate! The eggs will hatch in about 21 days. change the eggs 3x/day during incubation.
Your https://allenrdxf342529.life3dblog.com/30953979/5-easy-facts-about-fertile-call-duck-eggs-for-sale-described