I have started replacing his food and water more often, and cleaning his cage a lot more often too. Instead of replacing the substrate, I just took it all out and poured boiling water over it. Seemed to get the job done, so now I have clean substrate and no more bugs.
I got my Hermann's tortoise around a month and a half ago, and today I noticed tiny white bugs in his enclosure. They weren't flying, and are of a grayish-white color. They are barley noticeable due to their size, and I changed his substrate recently (a few weeks ago). I know that some bugs are...