The Migration of Birds. T. A. Coward

      Published by Good Press, 2019

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      EAN 4064066156367

      Table of Contents

       PREFACE

       LIST OF MAPS

       CHAPTER I

       MIGRATION OF BIRDS

       CHAPTER II

       CAUSE AND ORIGIN OF MIGRATION

       CHAPTER III

       ROUTES

       CHAPTER IV

       THE HEIGHT AND SPEED OF MIGRATION FLIGHT

       CHAPTER V

       ORIENTATION AND ROUTE FINDING

       CHAPTER VI

       THE DISTANCES TRAVELLED BY BIRDS

       CHAPTER VII

       MIGRATION AND WEATHER

       CHAPTER VIII

       THE PERILS OF MIGRATION

       CHAPTER IX

       EARLY IDEAS OF MIGRATION

       CHAPTER X

       SUGGESTIONS AND GUESSES

       CHAPTER XI

       SUMMARY

       BIBLIOGRAPHY

       INDEX