Bui. Univ. of Mont., Biol. Series No. 1. 



Plate VIII. 



Fig. 1. 



Fig. 2, 



Fig. 1. Osprey Nest on the Bank of Swan River, opposite the Biological Sta- 

 tion. Taken with wide angled Lens, orthochromatic Plate. 



Fig. 2. Same Nest as Fig. 1. taken from the same Place and at the same Time, 

 with telephoto Lens, magnification eight Diameters. 



