My brothers chickens all moved to his trees in his back yard. Some of the chickens come down but most of the time the rest of them stay up there. He has over 70 chickens. Please give me some advice to help my brother. 
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			Here are some pictures
 
	 
 
		 
 
		 
 
		 
 
		 
			
		
		
		
	
	
			
		
 
 
		 
 
		
 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		