Fertile duck egg shipping within 48 hrs. of being laid. 80% hatch rate guaranteed. Under 80% refunded per egg. 12 egg limit per shipping box. Pictured are some to the breeder flock. Listed as Back Yard ducks. Can be a combination of pictured ducks. Our hatch rate is 95% here at Happy Rock Pets. Well established flock to assure success of fertile eggs to your breeding program.