Attributes / relations provided by
♦ 1Cirtwill, Alyssa R.; Eklöf, Anna (2018), Data from: Feeding environment and other traits shape
species' roles in marine food webs, Dataset, https://doi.org/10.5061/dryad.1mv20r6
♦ 2FOOD HABITS OF REDHEADS (AYTHYA AMERICANA) WINTERING IN SEAGRASS BEDS OF COASTAL LOUISIANA AND TEXAS, USA, MICHOT, T. C., WOODIN, M. C. and NAULT, A. J., Acta Zoologica Academiae Scientiarum Hungaricae 54 (Suppl. 1), pp. 239–250, 2008
♦ 3Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014).
Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.