Moos overdid it this season...just a bit.
A dollhouse miniature scale polymer clay sculpt (cat sits at about 1 3/8 inches high), with an applied furry coat of natural fiber & powder fine flock. Tuna cans are made from trimmed & hollowed metal pencil erasers, and milk cartons printed on paper.

http://pajutee.deviantart.com/art/Miniature-Fat-Cat-sculpture-580601556