Baylisascaris sp. (Nematoda: Ascaridae) in a Free-living Procyon cancrivorus in Paraguay.

A South American raccoon (Procyon cancrivorus), native to Paraguay, was found to host eggs suggestive of Baylisascaris procyonis, a zoonotic nematode that can cause severe human disease. This first report from Paraguay highlights the parasite's public health relevance and underscores the need for enhanced wildlife surveillance within a One Health framework.