My chickens aren't even 2 and I've already lost 2 to unknown cause. 1 got very sick and the other 2 were very unexpected. I'm not an adult.. And what I want to do has to be approved of my parents. I have lost 2 to unknown cause... 1 to a sickness (I did Isolate btw)... and 2 to predators. They all happened a while ago, but looking back I wish I had insisted that my parents had a necropsy on them. And they don't always listen when I say they need worming vacinations since they free range