First record of predation of Helicops leopardinus (Squamata: Dipsadidae) by a pitviper Bothrops gr. atrox (Squamata: Viperidae) in the Parnaíba River Delta, Piauí, Northeastern Brazil. Somma: Revista Científica do Instituto Federal do Piauí, Teresina, v. 12, p. 1–6 (e031226), 2026. DOI: 10.51361/. Disponível em: https://revistas.ifpi.edu.br/index.php/somma/article/view/518. Acesso em: 7 ago. 2026.