TY - RPRT TI - Novel foraging in the swash zone on Pacific sand crabs ( Emerita analoga , Hippidae) by mallards AU - Kevin D. Lafferty AU - John P. McLaughlin AU - Jenifer E. Dugan PY - 2013 DO - 10.1676/12-141.1 UR - https://pubs.usgs.gov/publication/70125643 ID - 70125643 ER -