I never thought to use a sheet!! What a great idea!! I discovered poop on the walls behind my ferretNation as well, when I first noticed something I was like"what IS that?!" Duh!! I forgot fuzzy's have good aim!! OR maybe not!!LOL!!! Now I finally have a use for those old sheets!!! Thank you!!!! Darlene & Addie & Booboo & Gracie & Odie [Posted in FML 7086]