An ornithological handbook is a book (or series of books) giving summarised information either about the birds of a particular geographical area or a particular taxonomic group of birds. Some handbooks cover many aspects of their subjects' biology, whereas others focus on specific topics, particularly identification.
List of ornithological handbooks with a worldwide scope
Handbook of the Birds of the World
The Bird families of the world series
The Helm Identification Guides series
List of ornithological handbooks with a geographic scope
The Birds of Africa
The Birds of the Malay Peninsula
Birds of North America
The Birds of South America
Birds of South Asia. The Ripley Guide
Birds of the Western Palearctic
Handbook of Western Palearctic Birds: Passerines: A Photographic Guide (Christopher Helm Publishers Ltd, 2018) Handbook of Australian, New Zealand and Antarctic Birds, the standard text of Australian ornithology, abbreviated as HANZAB Birds of Western Australia, the handbook by Serventy and Whittell, published in 1948 through five editions.