Morphology and Efficiency of a Specialized Foraging Behavior, Sediment Sifting, in Neotropical Cichlid Fishes López-Fernández, Hernán ; Arbour, Jessica ; Willis, Stuart ; Watkins, Crystal ; Honeycutt, Rodney L. ; Winemiller, Kirk O. Abstract Publication: PLoS ONE Pub Date: March 2014 DOI: 10.1371/journal.pone.0089832 Bibcode: 2014PLoSO...989832L