CONTENTS. 



CHAP. PAGE 



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 

 xi 



