A female White-eared opossum (Didelphis albiventris) found dead in 2021 in Bosque dos Jequitibás Park in the center of Campinas, one of the largest cities in São Paulo state, Brazil, died from rabies meningoencephalitis, according to a group of researchers at the University of São Paulo (USP) and Adolfo Lutz Institute (IAL), the regional reference laboratory, working with health professionals affiliated with public institutions in São Paulo city and Campinas.