Videos·Posted on Jan 24, 2015Bet You Didn't Know That Every Time A Dog Barks, It's Butt Opens And ClosesThe more you know....by Allison BaggBuzzFeed Video CuratorLinkFacebookPinterestTwitterMail This dog's butt is bigger than it's bark. View this video on YouTube Via youtube.com Thanks for this, internet! Tap to play GIF Tap to play GIF