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• Contents
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1. The journeys of birds and the ideas of man; 2. The rotating world of migratory birds; 3. Summer and winter quarters, Birds in wetlands, Birds which forage on lake and sea bottom, Birds which feed on terrestrial plants, Birds which feed on fish, Birds which obtain food at the water's surface, Birds of prey, Insect-eaters, Seed-eaters, Omnivorous birds, The evolution of bird migration; 4. The migratory journey, Methods of studying bird migration, Flight speed, Migration in flocks, Soaring flight, Flight altitude, Fat as flight fuel, Diurnal and nocturnal migration, Weather and wind, Dangers during the migration; 5. Orientation and navigation, The sensory world of birds, Different compasses, How do birds find the right migration route?; Bibliography; Index.