The white fuzzy mold isn't harmful. It will go away in a couple weeks or so. It's normal for it to come and then go in vivarium style setups.
BD
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0.0.1 C. ornata
1.0.0 C. cranwelli
0.0.1 Albino C. cranwelli
0.0.1 C. cranwelli x cornuta
1.0.0 yellow C. cornuta
0.0.2 green C. cornuta
1.1.0 Bufo regularis
1.1.0 D. leucomelas
0.0.2 Panamanian D. Auratus
0.1.0 Anerythristic Honduran milksnake
1.0.0 Normal Honduran milksnake
0.0.1 striped cornsnake
1.0.0 Butter het motley cornsnake
0.1.0 Normal ball python
0.0.2 Beared Dragons
0.0.3 New Caledonian Crested geckos
1.1.0 Carrot tail and patternless leopard geckos