I have never had a ferret that chewed up and ate beddings for the sake of a snack. However, I did have one that began chewing material, the fringe of a carpet. This was a precursor to her showing other signs of insulinoma; ie. lethargy, and in particular, nausea. After we got her on some meds, she ceased this behavior. Just my 2 [cents] [Posted in FML 5842]