From describing the many different types of bird migration to information on how to study and observe migration, all you need to know about this subject is included in this excellent book. The Orientation Mechanisms and Weather and Migration chapters reveal the amazing ways in which birds know how to travel vast distances without getting lost, and Great Journeys tells of the incredible feats of athleticism that birds such as Swallows, Arctic Terns and Eleonora's Falcons achieve when they fly for thousands of miles to reach their wintering grounds. The Migratory Table is a unique easy-reference chart that makes it simple to check the migratory habits of all birds that pass through the British Isles and Northern Europe. This book takes a birdwatcher's view of migration. It focuses on what a birder might see and experience and question. Information on where to see migrating birds or observe ringing is included, as is how to interpret the weather in terms of its impact on migration. As a result, this book includes as many practical tips and suggestions as possible, in addition to scientific findings. Full of enthusiasm for the subject, this indispensable and expertly written book is a must for any birder who has ever wondered how and why so many seemingly fragile birds make such arduous journeys.