TY  - RPRT
TI  - Consumption of seeds of southwestern white pine ( Pinus strobiformis ) by Black Bear ( Ursus americanus )
AU  - David J. Mattson
AU  - Terry A. Arundel
PY  - 2013
DO  - 10.1894/0038-4909-58.2.243
UR  - https://pubs.usgs.gov/publication/70049165
ID  - 70049165
ER  -