Hero Dog Saves Baby From Kangaroo in Dramatic Porch Encounter. A family in rural Australia is praising their pet dog after a startling incident on their front porch was captured by a home security camera. The footage shows a large kangaroo approaching a baby who had been resting in a backyard swing, only for the family’s dog to intervene at the last second and drive the animal away. The video begins with a quiet scene. The baby’s swing sways gently while the parents are just out of frame, finish