Erythrocyte changes and ecotoxicological evaluation in freshwater of the Pintado stream in the municipality of Ji-ParanĂ¡, Brazil: Anurans of the genus Leptodactylus (Leptodactilidae) as a bioindicator organism. (2025). Acta Scientiarum. Biological Sciences, 46(1), e73039. https://doi.org/10.4025/actascibiolsci.v46i1.73039