Owl Scarers are one of the most commonly used bird scaring devices to scare pigeons and other pest species of birds from their perching and roosting sites
Hand Tally Counter
in the same category
Falcon Scarer used as bird repellers for hundreds of years. The effect of the decoys rely on the birds' fear of predators - pigeons and other small birds believe the life-size falcon to be a threat and will therefore stay away from the area where the plastic hawk decoy is situated.