TY  - RPRT
TI  - Use of burrow entrances to indicate densities of Townsend's ground squirrels
AU  - Beatrice Van Horne
AU  - Robert L. Schooley
AU  - Steven T. Knick
AU  - Gail S. Olson
AU  - Kenneth P. Burnham
PY  - 1997
DO  - 10.2307/3802418
UR  - https://pubs.usgs.gov/publication/1015921
ID  - 1015921
ER  -