Five years ago, urban chickens were something for explorers, pioneers, homesteaders (hippies). Backyard chickens were a novelty. Because even if they were a major household food source, they weren't exactly necessary. The idea of having a personal stake in your private food chain was admirable, but seemed a bit hard.
Today chickens are a fairly average home accessory. So let us now praise famous hens, and the eggs that begat them (and they beget).