An amusing video has emerged of a Prairie Dog looking aghast after being filmed tearing pieces of bark off a tree.<br /><br />The footage, captured at Twycross Zoo last week, shows the black-tailed prairie dog reacting in a hilarious way after realising it is being filmed. <br /><br />"This is the face you make when you get caught," the filmer wrote online.<br /><br />"The face it makes is priceless!"