1. Aquário de São Paulo, São Paulo, Rua Huet Bacelar 407, 04275-000 SP, Brazil
2. Laboratory of Wildlife Comparative Pathology, Pathology Department, School of Veterinary Medicine and Animal Sciences, University of São Paulo, São Paulo, 05508-270 SP, Brazil
3. Instituto Adolfo Lutz, Av. Dr Arnaldo 355, 01246-000 SP, Brazil
4. Laboratório Provet, Av. Aratãs, 1009 SP, Brazil