Mareks kills, any form of it will cause the chicken to die from it. I am sorry to be so blunt the disease SUCKS bigtime 
With the ocular form the pupil starts to get a strange shape to it (just like in Nambroths case).

With the ocular form the pupil starts to get a strange shape to it (just like in Nambroths case).
Hens go broody when you don’t want them to… and won’t go broody when you do.
