It works in other countries, but other countries have much smaller (like 100x-1000x) farms and they also vaccinate their livestock against bird flu. This would

It works in other countries, but other countries have much smaller (like 100x-1000x) farms and they also vaccinate their livestock against bird flu. This would cost the USA poultry industry too much profit (going to smaller farms and trade options for non vaccinated eggs are higher). https://www.vox.com/future-perfect/24155545/bird-flu-vaccines-h5n1-avian-flu-cows https://www.vox.com/future-perfect/24155545/bird-flu-vaccine...