This book details the work of the US Bureau of Biological Survey (predecessor to the US Fish and Wildlife Service) from 1922. The main focus is on the various issues facing wildlife and their habitats and how the Bureau has been instrumental in addressing them. The author discusses topics such as predatory animal control, rodent eradication, fur-bearing animal conservation, hunting regulations, and game protection. The book also highlights ongoing research into wildlife biology and ecology, emphasizing the importance of understanding the complex relationships between wildlife and their environment. This book is a valuable resource for anyone interested in the history of wildlife conservation in the United States and the ongoing efforts to protect and manage wildlife populations.