My wife and I are brand new to backyard chickens. Coop is 10ftx4ft with 4ftx4ft hen house. (Designed like carolina coops, California coop)
We have three hen(2 Wyandottes, 1 olive egger) that are 18 weeks old and 2 Rhode Island reds about 16 weeks old.
Our problems is the 3 older hens don't...