ILLUSTRATIONS 



The Mother Owl often sits with her young on the branch 

 of a tree and "talks" to them as if she were teach- 

 ing them some of her own wisdom (in Col- 

 ours) . . . . . . Frontispiece 



FACING 

 PAOB 



The artistic home of the crested cassique ... 3 

 The nest of the chestnut-shouldered oriole (Paraguay) 3 

 The egret is one of the most clever of bird artists . 10 

 Egret artists at home in South Carolina . . .11 



The cliff home of the duck hawk (Palisades, Hudson 



River) 18 



Cedar birds often build their homes in tiers in tall cedar- 

 trees ........ 19 



The penguins are social birds who live together in colo- 

 nies near the sea, making of the cliffs a city of 

 penguin apartment houses (in Colours) . . SO 



The golden eagle and its eerie home (Wyoming) . . 40 

 The barrel owl, a policeman of the night . . .41 



Prairie chickens on one of their dancing-grounds . . 52 



The ruffled grouse is one of the most interesting of the 



dancing birds . . . . . . .53 



The great blue heron is well equipped by Nature to be 



an athlete . . . . . . .70 



The grebe has no rival as a water bird . . .71 

 A mother quail on guard over her nest . . .82 



A black-billed cuckoo and two yellow-billed cuckoos in a 



yellow-bill's nest . . . . . .83 



The great auk, one of the extinct giant road-makers . 108 

 The restoration of a dodo bird (American Museum of 



Natural History, New York) . . . .109 



