TY  - RPRT
TI  - The relationship between body mass and annual survival in American Black Ducks
AU  - D.G. Krementz
AU  - J.E. Hines
AU  - P.O. Corr
AU  - Ray B. Owen
PY  - 1989
DO  - 10.2307/3676871
UR  - https://pubs.usgs.gov/publication/5222263
ID  - 5222263
ER  -