Figure 1From: Are Ascaris lumbricoides and Ascaris suum a single species?Native GuajĆ” from northeastern Brazil breastfeeding a wild pig. Source: Pisco Del Gaiso, Folha de SĆ£o Paulo - Brazil, 1992. The authors have received permission from the copyright holders Pisco Del Gaiso, Folha de SĆ£o Paulo - Brazil to reproduce the image in this publication.Back to article page