Piraňa obecná (Pygocentrus nattereri), angl.Red bellied Piranha, foto Gregory Moine from Niantic, USA, CC BY 2.0, https://creativecommons.org/licenses/by/2.0, via Wikimedia Commons.

Piraňa obecná (Pygocentrus nattereri), angl.Red bellied Piranha, foto Gregory Moine from Niantic, USA, CC BY 2.0, https://creativecommons.org/licenses/by/2.0, via Wikimedia Commons.