@ChickenTenderKesha Many people here post about chickens with skin conditions, especially silkies. I don’t have any experience with Mareks, but there are a couple of ways to find out if a chicken has Mareks disease. The most conclusive way is to get a necropsy after death where the vet...
I can see the pictures now and read the whole post. I don’t really know what might be happening though. There is a skin form of Mareks disease which is a more rare finding.
https://partnersah.vet.cornell.edu/avian-atlas/#/disease/Marek's_Disease
Check out the “gross lesions“ 61 pictures for...