“Bird spikes are devices with small ... “Flashes of bright light will deter nesting birds from an area. Both the light and ...

Abstract: Cliff swallows (Petrochelidon pyrrhonota) are migratory birds that breed in colonies ... for their effect on cliff swallow nesting behavior. The bioacoustic deterrents consisted of sonic ...

When a bird ... nest in cavities -- covered nests with small openings -- are more likely to use shed snake skins in their construction than birds that build open-cup nests, and this practice helps ...