Plate 10 



Upper: Nestiug site of wandering tattler, on the gravel in the foreground, 

 upper Savage valley, Alaska, July 1, 1925. 



Lower: Nest of wandering tattler in above locality. Both photographs pre- 

 sented by Mr. Olaus J. Murie, by courtesy of the Biological Survey. Referred 

 to on page 43. 

 350 



