U. S. NATIONAL MUSEUM 



BULLETIN 170 PLATE 59 



Chambly. Quebec, July 9, 1927 



L. M. Terrill. 



Ten to twenty-one davs old. 



Lac La Nonne, Alberta, June 25, 1924, 



In juvenal plumage. 

 Young saw-whet owls. 



R. II. Ranch. 



