A passer-by witnessed the attack as he was walking along Sandpiper Close in Walthamstow, east London, at about 11.30am on Sunday, June 5.He saw the teenager on a silver scooter attack the bird, stayed with the injured pigeon and reported it to the RSPCA.Animal Rescue Officers (AROs) arrived at the scene shortly afterwards and could see the terrified bird hiding behind a fence near the tree with a badly broken wing.