THE TRAVELS OF BIRDS 



like a small United States. The birds that live 

 west of the mountains, on what is called the 

 Pacific slope, travel southward with other west- 

 ern birds. Those found east of the mountains 



THE TRAVELS OF THE BLACKPOLL. 



The Blackpoll nests as far north as Alaska and travels 7,000 

 miles to winter in Northern South America. Dotted area 

 summer home. Black area winter home. Arrows migra- 

 tion route. 



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