See the difference between cage-free egg production and battery-cage egg production.
What's the Difference Between Cage-Free and Free-Range Eggs?
New bid to end cages for UK laying hens launched - Poultry World
McDonald's switching to cage-free chickens for its Egg McMuffins
Conditions for Chickens in Battery Cages Are More Sadistic Than
Eggs That Clear the Cages, but Maybe Not the Conscience - The New York Times
Choose cage-free World Animal Protection
Petition · STOP THE SUFFERING OF HENS & COMMIT TO CAGE
Egg Farmers of Canada pledges to stop using battery cages by 2036 - The Globe and Mail
A new law requires all eggs sold in Washington to be cage-free
Cage-free eggs: Washington law bans small cages for egg-laying hens - Vox
McDonald's switching to cage-free chickens for its Egg McMuffins
Who really benefits from the egg industry deal?
Laying Hen Housing: Times of transition - Canadian Poultry MagazineCanadian Poultry Magazine
What Does Cage-Free Eggs Mean?