Wetlands have high diversity of wildlife and act as breeding centers and habitats for migratory birds being an integral part of these ecosystems. Among the first, stand shorebirds as Phalaropus tricolor, bird belonging to the family Scolopacidae, begins his journey from the Northern Hemisphere and subsequently migrating to southern Argentina. Birds like other vertebrates are hosts of multiple pathogens or parasites, an example of this are the worms