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This highly anticipated fourth edition of The Cornell Lab of Ornithology Handbook of Bird Biology is an essential resource for anyone interested in learning more about birds, from backyard birders to students of ornithology. With contributions by a team of experts from around the world, it covers all aspects of avian diversity, evolution, behavior, ecology, physiology, and conservation. A tool for lifelong learning about birds, this comprehensive and accessible handbook is the companion volume to the Cornell Lab鈥檚 popular distance learning course in bird biology, a self-paced online offering that has enabled tens of thousands to broaden their knowledge about all things avian.

• Features a new chapter on approaches and methods for birding and ornithological research
• Stunningly illustrated with hundreds of full-color images
• Discusses feathers and plumages, avian flight, anatomy, mating and breeding, vocalization, migration, and much more
• Draws on examples from every corner of the globe, distilling the many fascinating scientific discoveries about birds and their biology
• Ideal for birders and students as well as educators, ecologists, conservationists, and resource managers
• Includes an extensive glossary and index, a list of all common and scientific names mentioned in the text, and a complete reference section