Hi there it just looks like discolouration and a little raised not much but he hasn't hurt himself nor broke anything I am with them a lot the skin isn't broken or anything like that and his acting pretty normal and they are in a proper frog tank with a lot of ventilation and the set temp for the water is 26 as it's summer here and been very hot the humidity has been up n down a lot due to air conditioning also where can I get the newsprint I have no herp vets near me at all I only have normal everyday vet and they are not much help at all