USDA C 363: The Migration of North American Birds

About this eBook

Author

Lincoln, Frederick Charles, 1892-1960

Title

The Migration of North American Birds (1935)

Credits

Tom Cosmas produced from materials made available on The Internet Archive.

Language

English

LoC Class

QL: Science: Zoology

Subject

Birds -- Migration

Category

Text

eBook-No.

65265

Project Gutenberg

https://www.gutenberg.org/ebooks/65265

Release Date

May 5, 2021

Copyright

Public domain in the USA.

Contents

1. 1.THE MIGRATION OF NORTH AMERICAN BIRDS [1]
2. 2.CONTENTS
3. 3.INTRODUCTION
4. 4.THE MYSTERY OF MIGRATION — HISTORICAL ACCOUNTS — ADVANTAGES OF MIGRATION — THEORIES OF THE CAUSES OF MIGRATION — NORTHERN ANCESTRAL HOME THEORY — SOUTHERN ANCESTRAL HOME THEORY — THEORY OF PHOTOPERIODISM
5. 5.WHEN BIRDS MIGRATE — MOVEMENTS OF SPECIES AND GROUPS — NOCTURNAL AND DIURNAL MIGRATION
6. 6.HOW BIRDS MIGRATE — SPEED OF FLIGHT AND SPEED OF MIGRATION — ALTITUDES AT WHICH BIRDS TRAVEL — ORIENTATION — SEGREGATION DURING MIGRATION
7. 7.WHERE BIRDS MIGRATE — DISTANCES OF MIGRATION VARY — SHORT AND UNDETERMINED MIGRATIONS — VARIABLE MIGRATIONS WITHIN SPECIES — FALL FLIGHTS NOT FAR SOUTH OF BREEDING RANGES — LONG-DISTANCE MIGRATIONS
8. 8.ROUTES OF MIGRATION — WIDE AND NARROW MIGRATION LANES — ATLANTIC OCEANIC ROUTE — ATLANTIC COAST ROUTE AND TRIBUTARIES — MACKENZIE VALLEY-GREAT LAKES-MISSISSIPPI VALLEY ROUTE AND TRIBUTARIES — PACIFIC COAST ROUTE — PACIFIC OCEANIC ROUTE — ARCTIC ROUTES
9. 9.EVOLUTION OF MIGRATION ROUTES
10. 10.VERTICAL MIGRATION
11. 11.VAGRANT MIGRATION
12. 12.PERILS OF MIGRATION — STORMS — AERIAL OBSTRUCTIONS — EXHAUSTION
13. 13.INFLUENCE OF THE WEATHER ON MIGRATION
14. 14.PROBLEMS OF MIGRATION — BANDING STUDIES — MOVEMENTS OF RESIDENTS — MIGRATION OF THE WHITE-THROATED SPARROW — MIGRATION OF THE YELLOW-BILLED LOON
15. 15.CONCLUSIONS
16. 16.BIBLIOGRAPHY [4]
17. 17.INDEX

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