Sheep killed and mutilated on Lancashire moors in gruesome attack *WARNING - story contains graphic details from police* Police were called to the moors in Thursden near Briercliffe Cut through the noise and get the Lancashire news to your inbox for free - twice dailyInvalid EmailSomething went wrong, please try again later. Subscribe When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice Sheep on Lancashire moorland have been 'butchered' in a horrific attack as farmers and police issue a warning over the safety of the stolen carcasses.