DAVID M. BIRD is regarded as one of the world’s leading experts on birds of prey and he is often consulted by governments, universities, funding bodies, corporations, and the general public for his expertise. David has served as President (and Vice-President twice) of the Raptor Research Foundation Inc. (RRF), participated on numerous committees and organized several RRF symposia, three of which had published proceedings. He was also one of the editors on the original 1987 edition of this book. After obtaining his M.Sc. in 1976 and being appointed as the curator of the Macdonald Raptor Research Centre, David quickly completed his Ph.D. in 1978. As Director of what is now called the Avian Science and Conservation Centre, David has published over 150 scientific papers on birds of prey, supervised 37 graduate students to completion, and is currently supervising nine. As a Full Professor of Wildlife Biology, he teaches several courses in ornithology, fish and wildlife management, scientific communication, and wildlife conservation. David has served as Vice-President of the Society of Canadian Ornithologists twice and is currently the President-Elect. He is an elected Fellow of the American Ornithologists’ Union and an elected member representing Canada on the prestigious International Ornithological Committee. Over the last 30 years, David has given countless talks all over North America and made innumerabl