| gastrointestinal helminths of gentoo penguins (pygoscelis papua) from stranger point, 25 de mayo/king george island, antarctica. | the aim of this work is to contribute to the knowledge of gastrointestinal parasites of the gentoo penguin (pygoscelis papua) from 25 de mayo/king george island (south shetlands, antarctica). gastrointestinal tracts of 37 fresh dead individuals (21 chicks, 10 juveniles, and 6 adults) were collected from december 2006 to february 2012 and examined for macroparasites. four adult parasite species were found: one cestoda species (parorchites zederi), two nematoda species (stegophorus macronectes and ... | 2013 | 23435921 |