TY  - RPRT
TI  - [Book review] Otters. Ecology and Conservation, by C. F. Mason and S. M. MacDonald
AU  - J. A. Estes
PY  - 1986
DO  - 10.1126/science.233.4770.1333-a
UR  - https://pubs.usgs.gov/publication/1015635
ID  - 1015635
ER  -