228 Roosevelt Wild Life Bulletin 



same time the scientific studies should be pushed as rapidly as pos- 

 sible in order to clear up the most serious defects in our knowledge. 



In restocking the Adirondacks with beaver some were secured 

 from Yanceys in the Yellowstone National Park, the locality at 

 which Mr. Warren's studies were made. The beaver problem in 

 Yellowstone Park is quite different from that in the Adirondacks, 

 in that this Park is a wild life refuge, and the question of commercial 

 damage does not enter into the problem. The public interest in these 

 remarkable animals, however, is shared equally by Yellowstone and 

 Adirondack summer visitors. 



The detailed results of Mr. Warren's studies will form another 

 report which is now completed. 



