Bull. 1078, U. S. Dept. of Agriculture. 



Plate IV, 



Fig. I. — Beaver Dam. 



View from downstream, showing how sticks are pushed over the top to lie crisscross on the lower 



slope. 



Fig. 2. — Beaver Pond, House, and Winter Food Cache. 



This pond in the Adirondacks extends under and along both sides of the railroad tracks and at 

 its present level is harmless. If raised a foot higher the roadbed would be endangered. 



