“Feeding biology of pectoral sandpiper Calidris melanotos (Birds: Scolopacidae) in the floodplain of the Paraná river, Argentina Mónica Bagnarol, Adolfo Beltzer, Martín Quiroga, María de la Paz Ducomm un & Ana Laura Ronchi Virgolini” (2010) Natura Neotropicalis, 1(41), pp. 5–17. doi:10.14409/natura.v1i41.3882.