The clip circulates online as a short Bigfoot meme sound, passed around on soundboards and reused in short-form videos that play on the long-running fascination with the creature. Bigfoot has been a staple of jokes, hoaxes and mock documentaries for decades, so a confident claim that he is real works instantly without any setup. Creators keep returning to it because the premise is universally recognisable, the delivery is easy to drop into a reaction, and it fits everything from camping clips to conspiracy parodies.