Article
PLoS One  (2019)

Dietary habits of the black-necked swan Cygnus melancoryphus (Birds: Anatidae) and variability of the aquatic macrophyte cover in the Río Cruces wetland, southern Chile

Velásquez, Carlos; Jaramillo, Eduardo; Camus, Patricio A.; Labra, Fabio; San Martin, Cristina