“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” (2026) Somma: Revista Científica do Instituto Federal do Piauí, 12, p. 1–6 (e031226). doi:10.51361/.