PARASITES OF FERAL PIG X EUROPEAN WILD BOAR HYBRIDS IN SOUTHERN TEXAS

¹ Department of Veterinary Parasitology, Texas A&M University, College Station, Texas 77843, U.S.A.
² Department of Wildlife and Fisheries, Texas A&M University, College Station, Texas 77843, U.S.A.

Ten feral pig (Sus scrofa domesticus) X European wild boar (Sus scrofa cristatus) hybrids collected from Aransas National Wildlife Refuge harbored the following internal parasites; Gongylonema pulchrum, Ascaris suum, Globocephalus urosubulatus, Stephanurus dentatus, Sarcocystis sp. and three species of Metastrongylus. External parasites consisted of the following three Ixodid tick species; Amblyomma cajennense, Amblyomma maculatum, and Ixodes scapularis. Extensive inflammation, fibrosis and accumulations of necrotic debris characterized the lesions in the liver and perirenal tissues containing somatic larvae and adult Stephanurus dentatus. Two young piglets recently captured at the Aransas Refuge harbored Strongyloides ransomi.