Description of besnoitiasis in maras for the first time and of its association with fatal interstitial pneumonia apparently due to protozoal cyst rupture in juveniles as a result of financial support by Africam Safari of a study initiated by Guillermo Rico during his internship at the Department of Pathology under the guidance of Carles Juan Sallés - "Pulmonary besnoitiasis in captive maras (Dolichotis patagonum) associated with interstitial pneumonia." Veterinary Pathology 41:408-11, 2004