Helminths of the arctic fox (Alopex lagopus (L.)) in Greenland [Cryptocotyle, Polymorphus, including 5 papers to be published]

age color colour couleur diphyllobothrium edad epidemiologia epidemiologie epidemiology foxes greenland groenland groenlandia helminthe helminths helmintos larvae larvas larve mesocestoides morbidite morbidity morbosidad plagiorchis renard sex sexe sexo strongyloides taenia ovis toxocara trematoda trichinella zorro