159 



This particular hill was only used during the coldest weather; at other 

 times the crows moved about from place to place for their roost. The hill 



MAP OF VALLEY OF CROW ROOST. 



■//■'Vi: Indicates roosting erowp. 



Indicates path of crows entering the valley. 



Contour lines 10 ft. apart. 



and the elevation of the surrounding land (as shown in the map) certainly 

 furnished protection against the cold. 



The crows began to arrive about 4 p. m., alighting in the neighboring 

 trees and along the river banlv, drinlcing water and picking pebbles. The 



