NewsgalleryHarefield's loveable deaf dogBookmarkShareNewsByKatherine ClementineContent Editor10:25, 31 DEC 2015Updated10:45, 31 DEC 2015Delilah with canine carer, Nicky Quinn, at Harefield Dogs Trust1 of 5Karen Lawe of the Deaf Dog Network2 of 5This symbol means 'good dog'3 of 5Karen Lawe teaches Delilah to 'lie down'4 of 5Look! Karen Lawe teaches Delilah5 of 5