When the Sibley Guide to Birds was published in 2000, it was an overnight sensation, selling 500,000 copies in its first nine months (more than 1.5million copies have now been sold). It established Da
This field guide covers the avifauna of eastern North America using detailed artworks, maps and text. Lighter than the original North American Bird Guide", the book is designed to be suitable for regu
This field guide covers the avifauna of western North America using detailed artworks, maps and text. Lighter than the original North American Bird Guide", the book is designed to be suitable for regu
This work is a follow-up and companion volume to the "North American Bird Guide". It looks in detail at all aspects of bird behaviour, ecology, taxonomy and conservation, considering each of the 80 Am