CONTENTS. 



CHAP. PA (IE 



I. THE BIRD, ITS PLACE IN NATURE AND RELATION TO MAN . 1 



Place in Nature Relation to man. 







II. THE LIVING BIRD . .14 



Factors of evolution The wing, its form and uses 

 The tail, its form and uses The foot, its form and uses 

 The bill, its form and uses. 



III. COLORS OF BIRDS 35 



Color and age Color and season The molt Color and 

 food Color and climate Color and haunt and habit 

 Color and sex. 



IV. THE MIGRATION OF BIRDS 48 



Extent of migration Times of migration Manner of 

 migration Origin of migration. 



V. THE VOICE OF BIRDS 62 



Song Call-notes. 



VI. THE NESTING SEASON 64 



Time of nesting Mating The nest The eggs The 

 young. 



VII. HOW TO IDENTIFY BIRDS . 71 



A bird's biography. 



FIELD KEY TO OUR COMMON LAND BIRDS . . . .75 

 vii 



