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 

 PAGE 



The artistic home of the crested cassique . . .12 



The nest of the chestnut-shouldered oriole (Paraguay) 13 

 The egret is one of the most clever of bird artists . 20 

 Egret artists at home in South Carolina . . .21 



The cliff home of the duck hawk (Palisades, Hudson 



River) ........ 24 



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

 trees ........ 25 



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) . . 30 



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 . . 56 



The ruffled grouse is one of the most interesting of the 



dancing birds ....... 57 



The great blue heron is well equipped by Nature to be 



an athlete . . . . . • .72 



The grebe has no rival as a water bird . . .73 



A mother quail on guard over her nest . . .88 



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



yellow-bill's nest . . ... • .89 



The great auk, one of the extinct giant road-makers . 104 

 The restoration of a dodo bird (American Museum of 



Natural History, New York) . . . .105 



xxi 



