While pigeons might be intelligent, These are fearful by huge going objects. To deter pigeons from the property, attach the balloons or Seashore balls to areas frequented by pigeons. You can even be Resourceful and draw eyes about the balloons or Beach front balls to further more scare the pigeons. https://thegreatbookmark.com/story18584185/installing-a-pigeon-repellent-in-arar-an-overview