TY  - RPRT
TI  - Variation in spring migration routes and breeding distribution of northern pintails Anas acuta that winter in Japan
AU  - Jerry W. Hupp
AU  - Noriyuki Yamaguchi
AU  - Paul L. Flint
AU  - John M. Pearce
AU  - Ken-ichi Tokita
AU  - Tetsuo Shimada
AU  - Andrew M. Ramey
AU  - Sergei Kharitonov
AU  - Hiroyoshi Higuchi
PY  - 2011
DO  - 10.1111/j.1600-048x.2011.05320.x
UR  - https://pubs.usgs.gov/publication/70045749
ID  - 70045749
ER  -