Diane Duane also wrote two issues of the DC Trek comic (can't remember the issue numbers) in a story which was basically Kirk and Company caught up in "The Mouse Who Roared", which featured our favorite Starfleet Horta, Lt Narhat.
In it, one of the two alien races look essentially like large housecats, and one scene features one of them perched on top of him, while several more are rubbing their paws across him. In his thought balloon is, "I can just hear the Starfleet recruiter. 'Join Starfleet. See the universe. Meet interesting aliens... and have them use you as a scratching post.'"