Description: Deutsch: Rufende Rotbauchunken in der Umgebung von Eberswalde (Brandenburg, Deutschland). 10-05.2021, 20:30 Uhr, warmer sonniger Tag English: Mating calls of Bombina bombina in the surroundings of Eberswalde (State of Brandenburg, Germany) Date: 2021-05-10 (8:30pm, warm sunny day). Date: 10 May 2021. Source: Own work. Author:
Jakob Jilg.