Birds of the world

A visual identification guide to over eight hundred species, covering the entire range of bird families. Includes a concise glossary providing understanding of the scientific and technical terms used. How this book works -- Anatomy of birds -- Variations within species -- Watching birds in the garden -- Watching birds in the field -- Identifying birds in flight -- Identification key -- Non-passerines -- Passerines 800-plus illustrations of passerines and non-passerines with descriptions, species, nest, plumage, habitat, and migration facts