[Contents.]

INTRODUCTION.
Page
HOW THE AUTHOR WAS LED TO THE STUDY OF NATURE,[13]
PART FIRST.
THE EGG,[63]
THE POLE—AQUATIC BIRDS,[71]
THE WING,[81]
THE FIRST FLUTTERINGS OF THE WING,[91]
TRIUMPH OF THE WING—THE FRIGATE BIRD,[101]
THE SHORES—DECAY OF CERTAIN SPECIES,[111]
THE HERONRIES OF AMERICA—WILSON, THE ORNITHOLOGIST,[121]
THE COMBAT—THE TROPICAL REGIONS,[131]
PURIFICATION,[143]
DEATH—BIRDS OF PREY (THE RAPTORES),[153]
PART SECOND.
THE LIGHT—THE NIGHT,[171]
STORM AND WINTER—MIGRATIONS,[181]
MIGRATIONS, Continued—THE SWALLOW,[193]
HARMONIES OF THE TEMPERATE ZONE,[205]
THE BIRD AS THE LABOURER OF MAN,[213]
LABOUR—THE WOODPECKER,[223]
THE SONG,[235]
THE NEST—ARCHITECTURE OF BIRDS,[247]
THE COMMUNITIES OF BIRDS—ESSAYS AT A REPUBLIC,[257]
EDUCATION,[265]
THE NIGHTINGALE—ART AND THE INFINITE,[277]
THE NIGHTINGALE, Continued,[287]
CONCLUSION,[297]
ILLUSTRATIVE NOTES,[311]

HOW THE AUTHOR WAS LED
TO
THE STUDY OF NATURE.