Bird flu has killed millions of hens in recent weeks

Not true. Bird flu is detected in a factory farm after a small amount of hens die or their behavior changes because of the disease. Once the disease is tested for and confirmed then the corporation that owns the birds and/or the laws of the state dictate that the only “cost-effective” way to handle the disease outbreak is to “depopulate” the farm using any number of unethical means such as “foaming” or ventilation shutdown