image/svg+xmlOpenclipartpiggie sihouette2006-12-23T19:42:37a pig silhouette from a U.S. patent drawinghttp://openclipart.org/detail/2232/piggie-sihouette-by-johnny_automaticjohnny_automaticanimalclip artclipartexternalsourceimagemediapigpngpublic domainsilhouettesvguspto