Reyna Bustos, Oscar Francisco, José Manuel Serrano, and Francisco Martín Huerta. 2021. “THE ADVERTISEMENT CALL OF MEXICO’S SMALLEST ANURAN, THE PYGMY FROG Craugastor Pygmaeus (ANURA: CRAUGASTORIDAE)”. Revista Latinoamericana De Herpetología 4 (2):108-15. https://doi.org/10.22201/fc.25942158e.2021.02.234.