This is normal. My motoro do this a lot. I don't think that it is caused by substrate irritation, because I have a bare bottom. For me it's a sign of happiness.
i foudn out why. my ray has sorta a bad irritation around the mouth sorta liek it got roughed up. or scarped. hes still eating thouhg? any reassurance?
i foudn out why. my ray has sorta a bad irritation around the mouth sorta liek it got roughed up. or scarped. hes still eating thouhg? any reassurance?