I'm not a professional, but it looks like the beginning of mouth rot. Hopefully it's not, but if it is, he/she will need antibiotics. Maybe some of the more knowledgeable members on this forum can help: @Yvonne G
Soory i didnt reply but he went to the vet and its not, he was just shedding his skin. They gave me some iodene to apply every few days and now hes fine