THE BIRD STUDY BOOK 

 during the late spring and summer months. Painted 

 signs will not do this. Men hired for the purpose 

 constitute the only adequate means. Some of the 

 protected islands have been boiight or leased by the 

 Audubon Society, but in many cases they are still 

 under private ownership and the privilege of placing 

 a guard had to be obtained as a favour from the 

 owner. Probably half a million breeding water 

 birds now find protection in the Audubon reserva- 

 tions. On the islands off the Maine coast the prin- 

 cipal birds safeguarded by this means are the Herring 

 Gull, Arctic Tern, Wilson's Tern, Leach's Petrel, 

 Black Guillemot, and Puffin. There are protected 

 colonies of Terns on Long Island; of Terns and 

 Laughing Gulls on the New Jersey coast; of Black 

 Skimmers, and of various Terns, in Virginia and 

 North Carolina. 



Oneof the greatest struggles the Audubon Society has 

 ever had has been to raise funds every year for the pro- 

 tection of the colonies of Egrets and Ibis in the South 

 Atlantic States. The story of this fight is longer than 

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