Eurasian Wild Pig (Sus scrofa) - Biology, photos, and links. Sus scrofa - Taxonomy and description of the feral pig or wild hog, its habitat and distribution, life history, physical tolerances, community ecology and invasion information. Sus scrofa domesitca: Domestic Pig - Research project by Danielle Cloutier at the University of Wisconsin-LaCrosse. Feral Pig (Sus scrofa) - Description, distribution in Texas and behavior. Forest Hog: Hylochoerus meinertzhageni - Photographs and classification information from ARKive. Suidae - Biology and taxonomy of the pig family from the Animal Diversity Web. Warthog - Factsheet with photographs, physical characteristics, habitat, behavior, diet, predators and threats.