I have a Have a yellow uromastyx(U.geyri). He is about 6-9 months and about 6-8 inches long. He has been rubing his head on flat rocks, he also has little 5 or 6 bumps or lesions in his body. one of the spike scales on his tale is coming off.he had one small bump on his lower jaw that he scratched on till it bled. he looks healthy and is as active as any other uro iveseen sofar. i dont know if its mites or what and no vet around who knows reptiles. please help any info or suggestions will help alot.