TY  - RPRT
TI  - Excavation of red squirrel middens by grizzly bears in the whitebark pine zone
AU  - D.J. Mattson
AU  - Daniel P. Reinhart
PY  - 1997
DO  - 10.2307/2405283
UR  - https://pubs.usgs.gov/publication/1015715
ID  - 1015715
ER  -