@Infoseepage 40 out of 400. ""Even the ones that have been sick, if caught early are responding to treatment and getting better, they're healing themselves,"..."What they do is build up a herd immunity, they themselves are so strong and they will create an antibody to the flu."
It's this antibody and the unique resilience ostriches have that the farm is trying to use to study the disease and find a cure for other birds."