We do use tap water and I looked up photos of others stains from hard water & it looks like you might be right, thank you! So in order to avoid this should we use distilled water? Or what kind of water should we use? Thank you!
Our baby cherry head red-foot tortoise is developing this whiteness on the bottom rim of her shell & it’s now on her belly. Any ideas what it could be? The internet has said anything from simple signs of shell growth to shell rot & we just want to make sure we’re leaving it alone if it’s nothing...