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 [Internet]. 2026 Mar. 17 [cited 2026 Aug. 26];12:1-6 (e031226). Available from: https://revistas.ifpi.edu.br/index.php/somma/article/view/518