A Comparison of Some Broadcasting Equipments and Recorded Distress Calls for Scaring Birds

Birds in Human Modified Environments and Bird Damage Control: Social, Economic, and Health Implications

“…Amplified recordings of alarm or distress calls have been used to disperse or frighten off birds (Frings and Jumber 1954, Pearson et ul. 1967, Bremond et al 1968, Lefebvro! and Mott 1983, Schmidt and Johnson 1983.…”