The Sibley Guide to Birds is what a complete bird watching guide book should be. The Sibley Guide to Birds by David Allen Sibley, America's most gifted contemporary painter of birds, is the author and illustrator of this comprehensive wild bird guide. His beautifully detailed illustrations with more than 6,600 in all and descriptions of 810 species and 350 regional populations will enrich every birder's experience. Recognized as a leading bird watching book authority and heartily recommended for the bird watching enthusiast.