Well, then, you’re in good company: We know next to nothing about these freaky mofos. Wanna get started? Watch this video, then google around the phrase “polyandrous sexual parasitism“, then recall the existence of the Human Centipede film franchise, then embrace the gibbering madness as it engulfs you and absorbs you into its grand, æternal, sleeplessly dreaming circulatory system—Iä! Iä! Cthulhu fhtagn! Ph’nglui mglw’nfah Cthulhu R’lyeh wgah’nagl fhtagn!