I think I have a mushroom!

[Dizzl]

Mushrooms and frogs tends to go well together, so I would not worry about. They both thrive in the same sort of envoirment.
Here is what I found a few months ago:



You can simply remove it, if it bothers you.

Mine does not look like that. it is dark brown, and when I look at it real close it looks like a bunch of tiny strings all bundled up together in layers. I will try to get a good pic. It will be hard to get a good one since it is almost the same color as the substrate. If it is harmless I will keep it.