My quail hens would only prefer my tibetan they didn't care for the Texas A&Ms I had. I also have an orange rooster that only likes black hens for some reason. I guess everyone has their preferences.
I have always kept eggs at room temperature in a carton out of direct light for up to 7 days before I incubate them or put them under a broody. There was an emergency once and I needed another egg to replace one that a broody hen broke and I took it from the refrigerator. The chick hatched with...