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
Khaki a coarse home-spun cotton, and a cotton turban, supplemented by a leather or padded cotton jacket for cold weather. In 1848, a khaki uniform was introduced. Subsequently, all regiments, whether British or Indian, serving in the region had adopted khaki uniforms for active service and summer dress. The original khaki fabric was a closely twilled cloth of linen or cotton. The impracticality of traditional bright colors such as the red coat, especially for skirmishing, was recognised early in the 19th century. Khaki-colored uniforms were used officially by British troops for the first time during the 1868 Expedition to Abyssinia, when