Khaki Campbell ducks seldom hatch out others' young; however, in very communal situations do hatch large broods together. Most brooding behavior has been sacrificed in exchange for prolific egg laying ability in this breed. The ducks, when raised by hand, are not usually defensive of their eggs or nests, making collection of eggs very easy. Mechanical incubators or broody chickens are used to hatch out Khaki Campbell ducklings when ducks are not present in the process. Incubation takes approximately 23 to 28 days for a Khaki Campbell duckling to hatch and eggs need to be inspected for ducklings that have not emerged
Robert II (archbishop of Rouen) In a catalog of books in the Cathedral of Rouen created during the twelfth century, a reference was found to a particular book, the "Benedictionarius Roberti archiepiscopi", which was given to the church of Rouen by Archbishop Robert of Normandy. Since that time it became the property of the city of Rouen, where it is preserved (No. 27) as the "Benedictional of Æthelgar", possibly for the prayers it contained at the end for the coronation of the Anglo-Saxon kings and queens. Robert married Herlevea, and they had the following children: <br> Robert II (archbishop of Rouen) Robert II or "Robert