Cage-free eggs: Washington law bans small cages for egg-laying hens - Vox
https://www.vox.com/future-perfect/2019/5/10/18564455/washington-jay-inslee-hens-animal-crueltyIowa Senate Passes Bill To Force Grocers to Sell Factory-Farmed Eggs
https://nhes.org/iowa-senate-passes-bill-force-grocers-sell-factory-farmed-eggs/On This German Farm, Cows Are in Charge. Or at Least Coequals. - The New York Times
https://www.nytimes.com/2021/07/10/world/europe/germany-cow-retirement-home.html