FREDERICK R. GEHLBACH was a professor of biology and environmental studies at Baylor University from 1963 to 1995 and currently works at Baylor as a research professor of biology. He has had more than seventy scientific and popular articles and books published.

"Owl lovers will rejoice at the publication of this classic 25-year study of suburban and rural screech owls." - Bird Watcher's Digest "Birders will welcome this modern natural history with its conservation implications." - Choice "This book contains a wealth of information about the breeding biology of eastern screech owls.'" - Journal of Raptor Research"