Attributes / relations provided by
♦ 1USDA Plants Database, U. S. Department of Agriculture
♦ 2Jorrit 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.
♦ 3FOOD 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
♦ 4Cirtwill, 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
♦ 5The Feeding Ecology of the West Caribbean Green Turtle (Chelonia mydas) in Nicaragua, Jeanne A. Mortimer, BIOTROPICA 13(1): 49-58 1981