David Ward Winkler

"This book has been designed to serve both as a text for ornithology courses and as a resource for serious bird enthusiasts of all levels. Technical terminology is much reduced, and all scientific terms used are defined in a glossary. Introductory material describes the scope and concepts behind the classification used and gives suggestions about how best to use the book. The bulk of the volume is a family-by-family account of the birds of the world....