Try bathing them in a warm bath with vinegar and dawn dish soap. Keep submerged up to their neck for five minutes, my girl really enjoyed it after I got her in. Then into another tub with warm water to rinse for five minutes. (It's also suggested to blow dry them afterwards so they don't get...
This happened to one of mine. It was mites. I'd read on here from someone else to make a warm bath with vinegar and dawn dish soap. Put them in nice and slow, up to their neck and bath them. Keep them submerged for five minutes. Rinse them in another tub exactly the same way. They love it and it...