Pelophylax ridibundus (syn. Rana ridibunda), Marsh Frog

Pelophylax ridibundus
photo fid1123, Petr Balej, 17.05.2007,

this photo is related to locality find:
id788, Pelophylax ridibundus, Bulgaria > Eastern Stara Planina Mts. > Kotel, 550 m a. s., Petr Balej, 04.-05.09.2006, 17.05.2007, tens of juv. frogs