Sea pigs are a variety of sea cucumber. Are you familiar with sea cucumbers? They have explicit mating rituals, and their skills at hiding fish in their butts are second to none. Let's just say they're weird, which says a lot about why Ze Frank has decided to make a video about them.
True facts about the sea pig is the latest of Ze Frank's growing collection of "True Facts About _________" nature videos. The series is nothing short of inspired. Watch it.