Key Facts Gopher snakes are known for their large and powerful builds, as well as their unique epiglottis. The epiglottis is the movable cover or flap over your larynx that keeps food out of your windpipe. All gopher snakes have a thin, upright, and flexible epiglottis, which is how they make the hissing sounds they … Continue reading Discover the Largest Gopher Snake Ever Recorded