TY  - RPRT
TI  - Trends in American kestrel counts from the North American Breeding Bird Survey
AU  - M.R. Fuller
AU  - D. Bystrak
AU  - C.S. Robbins
AU  - R.M. Patterson
PY  - 1987
UR  - https://pubs.usgs.gov/publication/5210008
ID  - 5210008
ER  -