TY  - RPRT
TI  - Migration and habitat preferences of Swainson's Hawks at an autumn stopover site in northwestern Texas
AU  - Carroll D. Littlefield
AU  - Douglas H. Johnson
PY  - 2013
DO  - 10.3356/jrr-11-41.1
UR  - https://pubs.usgs.gov/publication/70048470
ID  - 70048470
ER  -