CHAPTER VI.--THE SITTING HEN 48
Evil of restraining a Hen from sitting--Checking the Desire--A separate House and Run--Nests for sitting in--Damping Eggs--Filling for Nests--Choosing their own Nests--Choosing a Hen for sitting--Number and Age of Eggs--Food and Exercise--Absence from the Nest--Examining the Eggs--Setting two Hens on the same day--Time of Incubation--The "tapping" sound--Breaking the Shell--Emerging from the Shell--Assisting the Chicken--Artificial Mothers--Artificial Incubation.