Bugs on Bugs is a pivotal River of Suck episode about the intersection of microbial science, mental health and the learning process. Anne A. Madden's experience speaking at TED conferences, thinking outside of the box and winning bizarre awards brings a delightful whimsy to swimming the River of Suck. "When are the thought piranhas really piranhas - and when are they minnows with big shadows?" What's *your* turtle moment?