This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!

    Ever Seen Human Vocal Cords In Action?

    It looks absolutely alien.

    Perez
    by Perez

    Community Contributor

    View this video on YouTube
    Want to get your very own quizzes and posts featured on BuzzFeed’s homepage and app?

    Become a Community Contributor.
    promo

    Sign up to get started

    Learn more about Community