![](https://i0.wp.com/www.swordbilled.com/content/pdf.jpg?resize=150%2C150&ssl=1)
A thesis on the Swainson’s hawk. Precursed by a much shorter, more general paper called Migratory Birds and the Legislative Landscape of the United States. Abstract: In 1994, a U.S. Forest Service biologist, noting a marked decline in the Swainson’s hawk population in the western United States, decided to investigate further, and used radio transmitters […]