This page is about the character. For the story, see Tuffy. Tuffy is a talking ferret who was used as an experimental test animal by Dr. Catherine Crabtree. He was killed by the nanite virus that Dr. Crabtree infected Kiki with. References[edit | edit source] ↑ "Sluggy Freelance: 1/29/2000". Retrieved from "https://sluggy.fandom.com/wiki/Tuffy_(character)?oldid=7992" Categories: Characters Animals Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.