Possibly nipped or damaged at some point. It doesn't look like a problem as it is, but keep an eye on it and watch out for damaged or shriveled looking scales traveling up the tail which may indicate a problem.
Possibly nipped or damaged at some point. It doesn't look like a problem as it is, but keep an eye on it and watch out for damaged or shriveled looking scales traveling up the tail which may indicate a problem.
Not necessarily an issue. Dark areas around the tail are pretty common. As far as the upload page goes, try refreshing it a few times and try again. Sometimes it gets hung up and doesn't process the upload for some reason.